View Compilation Error

0_0_23243812_30640.cpp: In function 'int main()':
0_0_23243812_30640.cpp:79:16: error: expected primary-expression before '%' token
         printf(%d,ans);
                ^
0_0_23243812_30640.cpp:79:17: error: 'd' was not declared in this scope
         printf(%d,ans);
                 ^
0_0_23243812_30640.cpp: At global scope:
0_0_23243812_30640.cpp:83:1: error: expected declaration before '}' token
 }
 ^