View Compilation Error

0_0_1747850_21833.cpp:5: error: `main' must return `int'
0_0_1747850_21833.cpp: In function `int main(...)':
0_0_1747850_21833.cpp:21: error: expected primary-expression before '%' token
0_0_1747850_21833.cpp:21: error: expected primary-expression at end of input
0_0_1747850_21833.cpp:21: error: expected `;' at end of input
0_0_1747850_21833.cpp:21: error: expected `}' at end of input