View Compilation Error

D:\HDOJ\temp\2_14855_1066744_22816.cpp: In function `int main()':
D:\HDOJ\temp\2_14855_1066744_22816.cpp:21: error: expected primary-expression before '%' token
D:\HDOJ\temp\2_14855_1066744_22816.cpp:21: error: expected primary-expression at end of input
D:\HDOJ\temp\2_14855_1066744_22816.cpp:21: error: expected `;' at end of input
D:\HDOJ\temp\2_14855_1066744_22816.cpp:21: error: expected `}' at end of input
D:\HDOJ\temp\2_14855_1066744_22816.cpp:21: error: expected `}' at end of input