Try following example to understand ternary operator. You can put the following code
into a test.c file and then compile it and then run it .
int a , b;
a = 10;
printf( "Value of b is %d\n", (a == 1) ? 20: 30 );
printf( "Value of b is %d\n", (a == 10) ? 20: 30 );
Output Will Be :
Value of b is 30
Value of b is 20
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