{"id":7540,"date":"2015-03-26T22:05:32","date_gmt":"2015-03-27T02:05:32","guid":{"rendered":"http:\/\/bangla.salearningschool.com\/?p=7540"},"modified":"2015-03-26T22:10:57","modified_gmt":"2015-03-27T02:10:57","slug":"c-operators-%e0%a6%b8%e0%a6%bf-%e0%a6%85%e0%a6%aa%e0%a6%be%e0%a6%b0%e0%a7%87%e0%a6%9f%e0%a6%b0-%e0%a6%97%e0%a7%81%e0%a6%b2%e0%a7%8b","status":"publish","type":"post","link":"http:\/\/bangla.sitestree.com\/?p=7540","title":{"rendered":"C &#8211; Operators . \u09b8\u09bf \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u0997\u09c1\u09b2\u09cb"},"content":{"rendered":"<p>\u0986\u09aa\u09a8\u09be\u0995\u09c7 \u09b8\u09cd\u09ac\u09be\u0997\u09a4\u09ae \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u099f\u09bf\u099f\u09cb\u09b0\u09bf\u09df\u09be\u09b2 \u09b8\u09be\u0987\u099f\u09c7 \u0986\u09b8\u09be\u09b0 \u099c\u09a8\u09cd\u09af\u0964 \u0986\u099c \u0986\u09ae\u09b0\u09be \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u09b6\u09c7\u0996\u09be\u09ac\u09cb \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u0995\u09bf\u0964<\/p>\n<p>\u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09bf\u0982 \u09b6\u09bf\u0996\u09a4\u09c7 \u09b9\u09b2\u09c7 \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u0987\u0982\u09b0\u09c7\u099c\u09c0\u0993 \u09b6\u09bf\u0996\u09a4\u09c7 \u09b9\u09ac\u09c7 \u0995\u09be\u09b0\u09a3 \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0\u0995\u09c7 \u0987\u0982\u09b0\u09c7\u099c\u09c0\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u0987\u09a8\u09aa\u09c1\u099f \u09a6\u09bf\u09a4\u09c7 \u09b9\u09ac\u09c7 \u09a4\u09be\u0987 \u0986\u09ae\u09be\u09b0 \u098f\u0987 \u099f\u09bf\u0989\u099f\u09cb\u09b0\u09bf\u09df\u09be\u09b2\u09c7 \u0986\u09ae\u09bf \u09ac\u09be\u0982\u09b2\u09be\u09b0 \u09aa\u09be\u09b6\u09be\u09aa\u09be\u09b6\u09bf \u09a6\u09b0\u0995\u09be\u09b0\u09bf \u0995\u09bf\u099b\u09c1 \u09af\u09be\u09df\u0997\u09be\u09df \u0987\u0982\u09b0\u09c7\u099c\u09c0 \u09b6\u09ac\u09cd\u09a6 \u09ac\u09cd\u09af\u09ad\u09be\u09b0 \u0995\u09b0\u09c7\u099b\u09bf\u0964<\/p>\n<p>\u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u09b9\u09b2\u09cb \u098f\u0995\u099f\u09bf \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995 \u09b2\u099c\u09bf\u0995 \u09af\u09be \u0986\u09aa\u09a8\u09be\u09b0 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u0995\u09c7 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09a6\u09bf\u0995 \u09a8\u09bf\u09b0\u09cd\u09a6\u09c7\u09b6 \u09a6\u09c7\u09ac\u09c7\u0964 \u098f\u099f\u09bf \u09b8\u09bf \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09c7 \u09b8\u09c0\u09ae\u09be\u09ac\u09a6\u09cd\u09a7 \u09a5\u09be\u0995\u09c7\u0964 \u09a8\u09bf\u099a\u09c7\u09b0 \u09a8\u09be\u09ae \u0997\u09c1\u09b2\u09cb \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u0987\u0982\u09b0\u09c7\u099c\u09c0\u09a4\u09c7\u0987 \u099c\u09be\u09a8\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09b0\u0995\u09ae\u09c7\u09b0 \u09b9\u09df\u09c7 \u09a5\u09be\u0995\u09c7 \u09a4\u09be \u09b9\u09b2\u09cb\u0983<\/p>\n<ol>\n<li>Arithmetic Operators<\/li>\n<li>Relational Operators<\/li>\n<li>Logical Operators<\/li>\n<li>Bitwise Operators<\/li>\n<li>Assignment Operators<\/li>\n<li>Misc Operators<\/li>\n<\/ol>\n<p>\u098f\u0987 \u099f\u09bf\u0989\u099f\u09cb\u09b0\u09bf\u09af\u09bc\u09be\u09b2\u099f \u098f \u09aa\u09be\u099f\u09bf\u0997\u09a3\u09bf\u09a4, \u09b0\u09bf\u09b2\u09c7\u09b6\u09a8\u09be\u09b2, \u09b2\u099c\u09bf\u0995\u09cd\u09af\u09be\u09b2, \u09a8\u09bf\u09af\u09bc\u09cb\u0997 \u098f\u09ac\u0982 \u0985\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u09af \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0\u09a6\u09c7\u09b0 \u098f\u0995\u09c7\u09b0 \u09aa\u09b0 \u098f\u0995 \u09ac\u09cd\u09af\u09be\u0996\u09cd\u09af\u09be \u0995\u09b0\u09ac\u09c7\u0964<\/p>\n<p><span style=\"text-decoration: underline;\">Arithmetic Operators<\/span><\/p>\n<p>\u09a8\u09bf\u099a\u09c7\u09b0 \u099f\u09c7\u09ac\u09bf\u09b2\u09c7\u09b0 \u09b8\u09ac Arithmetic Operators \u09b8\u09bf \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u0995\u09c7 \u09b8\u09ae\u09b0\u09cd\u09a5\u09a8 \u0995\u09b0\u09c7\u0964 \u09ae\u09a8\u09c7 \u0995\u09b0\u09c1\u09a8 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 A 10\u00a0 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 B 20:<\/p>\n<table width=\"467\">\n<tbody>\n<tr>\n<td width=\"51\"><strong>Operator<\/strong><\/td>\n<td width=\"367\"><strong>Description<\/strong><\/td>\n<td><strong>Example<\/strong><\/td>\n<\/tr>\n<tr>\n<td>==<\/td>\n<td>Checks if the values of two operands are equal or not, if yes then condition becomes true.<\/td>\n<td>(A == B) is not true.<\/td>\n<\/tr>\n<tr>\n<td>!=<\/td>\n<td>Checks if the values of two operands are equal or not, if values are not equal then condition becomes true.<\/td>\n<td>(A != B) is true.<\/td>\n<\/tr>\n<tr>\n<td>&gt;<\/td>\n<td>Checks if the value of left operand is greater than the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &gt; B) is not true.<\/td>\n<\/tr>\n<tr>\n<td>&lt;<\/td>\n<td>Checks if the value of left operand is less than the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &lt; B) is true.<\/td>\n<\/tr>\n<tr>\n<td>&gt;=<\/td>\n<td>Checks if the value of left operand is greater than or equal to the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &gt;= B) is not true.<\/td>\n<\/tr>\n<tr>\n<td>&lt;=<\/td>\n<td>Checks if the value of left operand is less than or equal to the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &lt;= B) is true.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2><\/h2>\n<h2><\/h2>\n<h2><\/h2>\n<h2>Relational Operators<\/h2>\n<p>\u09a8\u09bf\u099a\u09c7\u09b0 \u099f\u09c7\u09ac\u09bf\u09b2\u09c7\u09b0 \u09b8\u09ac Relational Operators \u09b8\u09bf \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u0995\u09c7 \u09b8\u09ae\u09b0\u09cd\u09a5\u09a8 \u0995\u09b0\u09c7\u0964 \u09ae\u09a8\u09c7 \u0995\u09b0\u09c1\u09a8 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 A 10\u00a0 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 B 20:<\/p>\n<table width=\"467\">\n<tbody>\n<tr>\n<td width=\"51\"><strong>Operator<\/strong><\/td>\n<td width=\"367\"><strong>Description<\/strong><\/td>\n<td><strong>Example<\/strong><\/td>\n<\/tr>\n<tr>\n<td>==<\/td>\n<td>Checks if the values of two operands are equal or not, if yes then condition becomes true.<\/td>\n<td>(A == B) is not true.<\/td>\n<\/tr>\n<tr>\n<td>!=<\/td>\n<td>Checks if the values of two operands are equal or not, if values are not equal then condition becomes true.<\/td>\n<td>(A != B) is true.<\/td>\n<\/tr>\n<tr>\n<td>&gt;<\/td>\n<td>Checks if the value of left operand is greater than the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &gt; B) is not true.<\/td>\n<\/tr>\n<tr>\n<td>&lt;<\/td>\n<td>Checks if the value of left operand is less than the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &lt; B) is true.<\/td>\n<\/tr>\n<tr>\n<td>&gt;=<\/td>\n<td>Checks if the value of left operand is greater than or equal to the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &gt;= B) is not true.<\/td>\n<\/tr>\n<tr>\n<td>&lt;=<\/td>\n<td>Checks if the value of left operand is less than or equal to the value of right operand, if yes then condition becomes true.<\/td>\n<td>(A &lt;= B) is true.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Logical Operators<\/h2>\n<p>\u09a8\u09bf\u099a\u09c7\u09b0 \u099f\u09c7\u09ac\u09bf\u09b2\u09c7\u09b0 \u09b8\u09ac Logical Operators \u09b8\u09bf \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u0995\u09c7 \u09b8\u09ae\u09b0\u09cd\u09a5\u09a8 \u0995\u09b0\u09c7\u0964 \u09ae\u09a8\u09c7 \u0995\u09b0\u09c1\u09a8 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 A 10\u00a0 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 B 20:<\/p>\n<h2><\/h2>\n<table width=\"467\">\n<tbody>\n<tr>\n<td width=\"51\"><strong>Operator<\/strong><\/td>\n<td width=\"367\"><strong>Description<\/strong><\/td>\n<td><strong>Example<\/strong><\/td>\n<\/tr>\n<tr>\n<td>&amp;&amp;<\/td>\n<td>Called Logical AND operator. If both the operands are non-zero, then condition becomes true.<\/td>\n<td>(A &amp;&amp; B) is false.<\/td>\n<\/tr>\n<tr>\n<td>||<\/td>\n<td>Called Logical OR Operator. If any of the two operands is non-zero, then condition becomes true.<\/td>\n<td>(A || B) is true.<\/td>\n<\/tr>\n<tr>\n<td>!<\/td>\n<td>Called Logical NOT Operator. Use to reverses the logical state of its operand. If a condition is true then Logical NOT operator will make false.<\/td>\n<td>!(A &amp;&amp; B) is true.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Bitwise Operators<\/h2>\n<p>Bitwise \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u09ac\u09bf\u099f \u0989\u09aa\u09b0 \u0995\u09be\u099c \u0995\u09b0\u09c7 \u098f\u09ac\u0982 \u09ac\u09bf\u099f-\u09a6\u09cd\u09ac\u09be\u09b0\u09be-\u09ac\u09bf\u099f \u0985\u09aa\u09be\u09b0\u09c7\u09b6\u09a8 \u09b8\u09ae\u09cd\u09aa\u09be\u09a6\u09a8 \u0995\u09b0\u09c7:<\/p>\n<table width=\"467\">\n<tbody>\n<tr>\n<td width=\"84\"><strong>p<\/strong><\/td>\n<td width=\"84\"><strong>Q<\/strong><\/td>\n<td width=\"84\"><strong>p &amp; q<\/strong><\/td>\n<td width=\"84\"><strong>p | q<\/strong><\/td>\n<td width=\"84\"><strong>p ^ q<\/strong><\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>1<\/td>\n<td>0<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>\u0985\u09a8\u09c1\u09ae\u09be\u09a8 \u0995\u09b0 \u09af\u09a6\u09bf A = 60; \u098f\u09ac\u0982 B = 13; \u09a8\u09bf\u09ae\u09cd\u09a8\u09b0\u09c2\u09aa \u098f\u0996\u09a8 \u09ac\u09be\u0987\u09a8\u09be\u09b0\u09bf \u09ac\u09bf\u09a8\u09cd\u09af\u09be\u09b8\u09c7 \u09a4\u09be\u09b0\u09be \u09b9\u09ac\u09c7:<\/p>\n<p>A = 0011 1100<\/p>\n<p>B = 0000 1101<\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<\/p>\n<p>A&amp;B = 0000 1100<\/p>\n<p>A|B = 0011 1101<\/p>\n<p>A^B = 0011 0001<\/p>\n<p>~A\u00a0 = 1100 0011<\/p>\n<p>&nbsp;<\/p>\n<p>\u09b8\u09bf \u09ad\u09be\u09b7\u09be \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09b8\u09ae\u09b0\u09cd\u09a5\u09bf\u09a4 Bitwise \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0\u09a6\u09c7\u09b0 \u09a8\u09bf\u09ae\u09cd\u09a8\u09b2\u09bf\u0996\u09bf\u09a4 \u099f\u09c7\u09ac\u09bf\u09b2\u09c7 \u09a4\u09be\u09b2\u09bf\u0995\u09be\u09ad\u09c1\u0995\u09cd\u09a4 \u0995\u09b0\u09be \u09b9\u09af\u09bc. \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 \u098f\u0995\u099f\u09bf 60 \u099d\u09c1\u09b2\u09bf\u09a4\u09c7 \u098f\u09ac\u0982 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09b6\u09c0\u09b2 \u09ac\u09bf, \u09a4\u09be\u09b0\u09aa\u09b0 13 \u099d\u09c1\u09b2\u09bf\u09a4\u09c7 \u0985\u09a8\u09c1\u09ae\u09be\u09a8:<\/p>\n<p>&nbsp;<\/p>\n<table width=\"467\">\n<tbody>\n<tr>\n<td width=\"43\"><strong>Operator<\/strong><\/td>\n<td width=\"248\"><strong>Description<\/strong><\/td>\n<td><strong>Example<\/strong><\/td>\n<\/tr>\n<tr>\n<td>&amp;<\/td>\n<td>Binary AND Operator copies a bit to the result if it exists in both operands.<\/td>\n<td>(A &amp; B) will give 12, which is 0000 1100<\/td>\n<\/tr>\n<tr>\n<td>|<\/td>\n<td>Binary OR Operator copies a bit if it exists in either operand.<\/td>\n<td>(A | B) will give 61, which is 0011 1101<\/td>\n<\/tr>\n<tr>\n<td>^<\/td>\n<td>Binary XOR Operator copies the bit if it is set in one operand but not both.<\/td>\n<td>(A ^ B) will give 49, which is 0011 0001<\/td>\n<\/tr>\n<tr>\n<td>~<\/td>\n<td>Binary Ones Complement Operator is unary and has the effect of &#8216;flipping&#8217; bits.<\/td>\n<td>(~A ) will give -61, which is 1100 0011 in 2&#8217;s complement form.<\/td>\n<\/tr>\n<tr>\n<td>&lt;&lt;<\/td>\n<td>Binary Left Shift Operator. The left operands value is moved left by the number of bits specified by the right operand.<\/td>\n<td>A &lt;&lt; 2 will give 240 which is 1111 0000<\/td>\n<\/tr>\n<tr>\n<td>&gt;&gt;<\/td>\n<td>Binary Right Shift Operator. The left operands value is moved right by the number of bits specified by the right operand.<\/td>\n<td>A &gt;&gt; 2 will give 15 which is 0000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2>Assignment Operators<\/h2>\n<p>&nbsp;<\/p>\n<p>\u09b8\u09bf \u09ad\u09be\u09b7\u09be \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09b8\u09ae\u09b0\u09cd\u09a5\u09bf\u09a4 \u09a8\u09bf\u09ae\u09cd\u09a8\u09b2\u09bf\u0996\u09bf\u09a4 Assignment \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u0986\u099b\u09c7:<\/p>\n<table width=\"467\">\n<tbody>\n<tr>\n<td width=\"51\"><strong>Operator<\/strong><\/td>\n<td width=\"363\"><strong>Description<\/strong><\/td>\n<td><strong>Example<\/strong><\/td>\n<\/tr>\n<tr>\n<td>=<\/td>\n<td>Simple assignment operator, Assigns values from right side operands to left side operand<\/td>\n<td>C = A + B will assign value of A + B into C<\/td>\n<\/tr>\n<tr>\n<td>+=<\/td>\n<td>Add AND assignment operator, It adds right operand to the left operand and assign the result to left operand<\/td>\n<td>C += A is equivalent to C = C + A<\/td>\n<\/tr>\n<tr>\n<td>-=<\/td>\n<td>Subtract AND assignment operator, It subtracts right operand from the left operand and assign the result to left operand<\/td>\n<td>C -= A is equivalent to C = C &#8211; A<\/td>\n<\/tr>\n<tr>\n<td>*=<\/td>\n<td>Multiply AND assignment operator, It multiplies right operand with the left operand and assign the result to left operand<\/td>\n<td>C *= A is equivalent to C = C * A<\/td>\n<\/tr>\n<tr>\n<td>\/=<\/td>\n<td>Divide AND assignment operator, It divides left operand with the right operand and assign the result to left operand<\/td>\n<td>C \/= A is equivalent to C = C \/ A<\/td>\n<\/tr>\n<tr>\n<td>%=<\/td>\n<td>Modulus AND assignment operator, It takes modulus using two operands and assign the result to left operand<\/td>\n<td>C %= A is equivalent to C = C % A<\/td>\n<\/tr>\n<tr>\n<td>&lt;&lt;=<\/td>\n<td>Left shift AND assignment operator<\/td>\n<td>C &lt;&lt;= 2 is same as C = C &lt;&lt; 2<\/td>\n<\/tr>\n<tr>\n<td>&gt;&gt;=<\/td>\n<td>Right shift AND assignment operator<\/td>\n<td>C &gt;&gt;= 2 is same as C = C &gt;&gt; 2<\/td>\n<\/tr>\n<tr>\n<td>&amp;=<\/td>\n<td>Bitwise AND assignment operator<\/td>\n<td>C &amp;= 2 is same as C = C &amp; 2<\/td>\n<\/tr>\n<tr>\n<td>^=<\/td>\n<td>bitwise exclusive OR and assignment operator<\/td>\n<td>C ^= 2 is same as C = C ^ 2<\/td>\n<\/tr>\n<tr>\n<td>|=<\/td>\n<td>bitwise inclusive OR and assignment operator<\/td>\n<td>C |= 2 is same as C = C | 2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Misc Operators \u21a6 sizeof &amp; ternary<\/h2>\n<p>Sizeof \u00a0\u098f\u09ac\u0982 \u09b8\u09b9 \u0995\u09af\u09bc\u09c7\u0995 \u0985\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u09af \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u0986\u099b\u09c7 \u00a0\u09af\u09be \u00a0\u09b8\u09bf \u09ad\u09be\u09b7\u09be \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09b8\u09ae\u09b0\u09cd\u09a5\u09bf\u09a4.<\/p>\n<table width=\"467\">\n<tbody>\n<tr>\n<td width=\"51\"><strong>Operator<\/strong><\/td>\n<td width=\"248\"><strong>Description<\/strong><\/td>\n<td><strong>Example<\/strong><\/td>\n<\/tr>\n<tr>\n<td>sizeof()<\/td>\n<td>Returns the size of an variable.<\/td>\n<td>sizeof(a), where a is integer, will return 4.<\/td>\n<\/tr>\n<tr>\n<td>&amp;<\/td>\n<td>Returns the address of an variable.<\/td>\n<td>&amp;a; will give actual address of the variable.<\/td>\n<\/tr>\n<tr>\n<td>*<\/td>\n<td>Pointer to a variable.<\/td>\n<td>*a; will pointer to a variable.<\/td>\n<\/tr>\n<tr>\n<td>? :<\/td>\n<td>Conditional Expression<\/td>\n<td>If Condition is true ? Then value X : Otherwise value Y<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Operators Precedence in C<\/h2>\n<p>\u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u09aa\u09cd\u09b0\u09be\u09a7\u09be\u09a8\u09cd\u09af \u098f\u0995\u099f\u09bf \u0985\u09ad\u09bf\u09ac\u09cd\u09af\u0995\u09cd\u09a4\u09bf \u09aa\u09a6 \u0997\u09cd\u09b0\u09c1\u09aa \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3 \u0995\u09b0\u09c7. \u098f\u0987 \u098f\u0995\u099f\u09bf \u0985\u09ad\u09bf\u09ac\u09cd\u09af\u0995\u09cd\u09a4\u09bf \u09ae\u09c2\u09b2\u09cd\u09af\u09be\u09af\u09bc\u09a8 \u0995\u09b0\u09be \u09b9\u09af\u09bc \u0995\u09bf\u09ad\u09be\u09ac\u09c7 \u09aa\u09cd\u09b0\u09ad\u09be\u09ac\u09bf\u09a4 \u0995\u09b0\u09c7. \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0\u09c7\u09b0 \u0985\u09a8\u09cd\u09af\u09a6\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc \u09ac\u09c7\u09b6\u09bf \u09aa\u09cd\u09b0\u09be\u09a7\u09be\u09a8\u09cd\u09af \u0986\u099b\u09c7; \u0989\u09a6\u09be\u09b9\u09b0\u09a3\u09b8\u09cd\u09ac\u09b0\u09c2\u09aa, \u0997\u09c1\u09a3 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u099b\u09be\u09a1\u09bc\u09be\u0993 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u09ac\u09c7\u09b6\u09c0 \u09aa\u09cd\u09b0\u09be\u09a7\u09be\u09a8\u09cd\u09af \u0986\u099b\u09c7.<\/p>\n<p>&nbsp;<\/p>\n<p>\u0989\u09a6\u09be\u09b9\u09b0\u09a3\u09b8\u09cd\u09ac\u09b0\u09c2\u09aa X = 7 + + 3 * 2; \u098f\u0996\u09be\u09a8\u09c7, \u098f\u0995\u09cd\u09b8, 13 \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09bf\u09a4 \u09b9\u09af\u09bc \u09a8\u09be 20 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 * + + \u099a\u09c7\u09af\u09bc\u09c7 \u09ac\u09c7\u09b6\u09c0 \u09aa\u09cd\u09b0\u09be\u09a7\u09be\u09a8\u09cd\u09af \u0986\u099b\u09c7, \u09a4\u09be\u0987 \u098f\u099f\u09be \u09aa\u09cd\u09b0\u09a5\u09ae 3 * 2 \u09a6\u09bf\u09af\u09bc\u09c7 \u0997\u09c1\u09a8 \u0995\u09b0\u09be \u09b9\u09af\u09bc \u098f\u09ac\u0982 \u09a4\u09be\u09b0\u09aa\u09b0 7 \u09ae\u09a7\u09cd\u09af\u09c7 \u09af\u09cb\u0997 \u0995\u09b0\u09be \u09b9\u09af\u09bc.<\/p>\n<p>&nbsp;<\/p>\n<p>\u098f\u0996\u09be\u09a8\u09c7, \u09b8\u09b0\u09cd\u09ac\u09cb\u099a\u09cd\u099a \u09aa\u09cd\u09b0\u09be\u09a7\u09be\u09a8\u09cd\u09af \u09a6\u09bf\u09af\u09bc\u09c7 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0\u09a6\u09c7\u09b0 \u099f\u09c7\u09ac\u09bf\u09b2\u09c7\u09b0 \u09b6\u09c0\u09b0\u09cd\u09b7\u09c7 \u09aa\u09cd\u09b0\u09a6\u09b0\u09cd\u09b6\u09bf\u09a4 \u09b9\u09ac\u09c7, \u09b8\u09b0\u09cd\u09ac\u09a8\u09bf\u09ae\u09cd\u09a8 \u09b8\u0999\u09cd\u0997\u09c7 \u09af\u09be\u09b0\u09be \u09a8\u09c0\u099a\u09c7\u09b0 \u0985\u0982\u09b6\u09c7 \u09aa\u09cd\u09b0\u09a6\u09b0\u09cd\u09b6\u09bf\u09a4 \u09b9\u09ac\u09c7. \u098f\u0995\u099f\u09bf \u0985\u09ad\u09bf\u09ac\u09cd\u09af\u0995\u09cd\u09a4\u09bf \u09ae\u09a7\u09cd\u09af\u09c7 \u09ac\u09c7\u09b6\u09bf \u09aa\u09cd\u09b0\u09be\u09a7\u09be\u09a8\u09cd\u09af, \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u09aa\u09cd\u09b0\u09a5\u09ae \u09ae\u09c2\u09b2\u09cd\u09af\u09be\u09af\u09bc\u09a8 \u0995\u09b0\u09be \u09b9\u09ac\u09c7.<\/p>\n<table width=\"467\">\n<tbody>\n<tr>\n<td><strong>Category\u00a0<\/strong><\/td>\n<td><strong>Operator\u00a0<\/strong><\/td>\n<td><strong>Associativity\u00a0<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Postfix<\/td>\n<td>() [] -&gt; . ++ &#8211; &#8211;<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Unary<\/td>\n<td>+ &#8211; ! ~ ++ &#8211; &#8211; (type)* &amp; sizeof<\/td>\n<td>Right to left<\/td>\n<\/tr>\n<tr>\n<td>Multiplicative<\/td>\n<td>* \/ %<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Additive<\/td>\n<td>+ &#8211;<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Shift<\/td>\n<td>&lt;&lt; &gt;&gt;<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Relational<\/td>\n<td>&lt; &lt;= &gt; &gt;=<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Equality<\/td>\n<td>== !=<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Bitwise AND<\/td>\n<td>&amp;<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Bitwise XOR<\/td>\n<td>^<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Bitwise OR<\/td>\n<td>|<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Logical AND<\/td>\n<td>&amp;&amp;<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Logical OR<\/td>\n<td>||<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<tr>\n<td>Conditional<\/td>\n<td>?:<\/td>\n<td>Right to left<\/td>\n<\/tr>\n<tr>\n<td>Assignment<\/td>\n<td>= += -= *= \/= %=&gt;&gt;= &lt;&lt;= &amp;= ^= |=<\/td>\n<td>Right to left<\/td>\n<\/tr>\n<tr>\n<td>Comma<\/td>\n<td>,<\/td>\n<td>Left to right<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>\u0986\u09aa\u09a8\u09be\u0995\u09c7 \u09b8\u09cd\u09ac\u09be\u0997\u09a4\u09ae \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u099f\u09bf\u099f\u09cb\u09b0\u09bf\u09df\u09be\u09b2 \u09b8\u09be\u0987\u099f\u09c7 \u0986\u09b8\u09be\u09b0 \u099c\u09a8\u09cd\u09af\u0964 \u0986\u099c \u0986\u09ae\u09b0\u09be \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u09b6\u09c7\u0996\u09be\u09ac\u09cb \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u0995\u09bf\u0964 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09bf\u0982 \u09b6\u09bf\u0996\u09a4\u09c7 \u09b9\u09b2\u09c7 \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u0987\u0982\u09b0\u09c7\u099c\u09c0\u0993 \u09b6\u09bf\u0996\u09a4\u09c7 \u09b9\u09ac\u09c7 \u0995\u09be\u09b0\u09a3 \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0\u0995\u09c7 \u0987\u0982\u09b0\u09c7\u099c\u09c0\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u0987\u09a8\u09aa\u09c1\u099f \u09a6\u09bf\u09a4\u09c7 \u09b9\u09ac\u09c7 \u09a4\u09be\u0987 \u0986\u09ae\u09be\u09b0 \u098f\u0987 \u099f\u09bf\u0989\u099f\u09cb\u09b0\u09bf\u09df\u09be\u09b2\u09c7 \u0986\u09ae\u09bf \u09ac\u09be\u0982\u09b2\u09be\u09b0 \u09aa\u09be\u09b6\u09be\u09aa\u09be\u09b6\u09bf \u09a6\u09b0\u0995\u09be\u09b0\u09bf \u0995\u09bf\u099b\u09c1 \u09af\u09be\u09df\u0997\u09be\u09df \u0987\u0982\u09b0\u09c7\u099c\u09c0 \u09b6\u09ac\u09cd\u09a6 \u09ac\u09cd\u09af\u09ad\u09be\u09b0 \u0995\u09b0\u09c7\u099b\u09bf\u0964 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09b0 \u09b9\u09b2\u09cb \u098f\u0995\u099f\u09bf \u0997\u09be\u09a3\u09bf\u09a4\u09bf\u0995 \u09b2\u099c\u09bf\u0995 \u09af\u09be \u0986\u09aa\u09a8\u09be\u09b0 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u0995\u09c7 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09a6\u09bf\u0995 \u09a8\u09bf\u09b0\u09cd\u09a6\u09c7\u09b6 \u09a6\u09c7\u09ac\u09c7\u0964 \u098f\u099f\u09bf &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"http:\/\/bangla.sitestree.com\/?p=7540\">Continue reading<\/a><\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[239],"tags":[],"class_list":["post-7540","post","type-post","status-publish","format-standard","hentry","category-239","item-wrap"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":8339,"url":"http:\/\/bangla.sitestree.com\/?p=8339","url_meta":{"origin":7540,"position":0},"title":"\u09b8\u09bf &#8211; \u09aa\u09af\u09bc\u09c7\u09a8\u09cd\u099f\u09be\u09b0 . C Pointers","author":"Author-Check- Article-or-Video","date":"April 3, 2015","format":false,"excerpt":"\u09b8\u09bf - \u09aa\u09af\u09bc\u09c7\u09a8\u09cd\u099f\u09be\u09b0 \u09a8\u09df\u09a8 \u099a\u09a8\u09cd\u09a6\u09cd\u09b0 \u09a6\u09a4\u09cd\u09a4 \u09b8\u09bf \u09aa\u09af\u09bc\u09c7\u09a8\u09cd\u099f\u09be\u09b0 \u09b6\u09bf\u0996\u09a4\u09c7 \u09b8\u09b9\u099c \u098f\u09ac\u0982 \u09ae\u099c\u09be\u0964 \u0995\u09bf\u099b\u09c1 \u09b8\u09bf \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09bf\u0982 \u099f\u09be\u09b8\u09cd\u0995, \u09aa\u09af\u09bc\u09c7\u09a8\u09cd\u099f\u09be\u09b0 \u09a6\u09bf\u09af\u09bc\u09c7 \u0986\u09b0\u09cb \u09b8\u09b9\u099c\u09c7 \u0995\u09b0\u09be \u09af\u09be\u09df \u098f\u09ac\u0982 \u0985\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u09af \u099f\u09be\u09b8\u09cd\u0995 \u09af\u09c7\u09ae\u09a8 \u09a1\u09be\u0987\u09a8\u09be\u09ae\u09bf\u0995 \u09ae\u09c7\u09ae\u09b0\u09bf \u09ac\u09b0\u09be\u09a6\u09cd\u09a6 \u09b9\u09bf\u09b8\u09be\u09ac \u098f, 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\u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09bf\u0982 \u098f\u09b0 \u098f\u0995\u099f\u09bf \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u099f\u09aa\u09bf\u0995 Union","author":"Author-Check- Article-or-Video","date":"April 6, 2015","format":false,"excerpt":"\u0986\u09aa\u09a8\u09be\u09a6\u09c7\u09b0 \u09b8\u09ac\u09be\u0987\u0995\u09c7 \u09b8\u09cd\u09ac\u09be\u0997\u09a4\u09ae \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u09b8\u09be\u0987\u099f\u09c7\u0964 \u0986\u099c \u0986\u09ae\u09b0\u09be \u098f\u0996\u09be\u09a8\u09c7 \u09b8\u09bf \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09bf\u0982 \u098f\u09b0 \u098f\u0995\u099f\u09bf \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u099a\u09cd\u09af\u09be\u09aa\u09cd\u099f\u09be\u09b0 \u0986\u09b2\u09cb\u099a\u09a8\u09be \u0995\u09b0\u09ac, \u09a4\u09be\u09b0 \u09a8\u09be\u09ae \u09b9\u09b2\u09cb Union\u0964 \u0986\u09aa\u09a8\u09be\u09a6\u09c7\u09b0 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