View Compilation Error

0_0_18851540_22862.cpp: In function 'int main()':
0_0_18851540_22862.cpp:111:34: error: expected primary-expression before '%' token
         printf("Case #%d: %d\n", %2
                                  ^
0_0_18851540_22862.cpp:111:35: error: expected '}' at end of input
         printf("Case #%d: %d\n", %2
                                   ^
0_0_18851540_22862.cpp:111:35: error: expected '}' at end of input