View Compilation Error

0_0_4613744_25847.cpp: In function `void down(int)':
0_0_4613744_25847.cpp:47: error: expected primary-expression before '%' token
0_0_4613744_25847.cpp:47: error: expected primary-expression at end of input
0_0_4613744_25847.cpp:47: error: expected `;' at end of input
0_0_4613744_25847.cpp:47: error: expected `}' at end of input
0_0_4613744_25847.cpp:47: error: expected `}' at end of input