View Compilation Error

0_0_30709158_1046.cpp: In function 'int calc()':
0_0_30709158_1046.cpp:43:47: error: expected primary-expression at end of input
   for(int i=1; i<=n; i++) vst[i]=low[i]=flag[i%
                                               ^
0_0_30709158_1046.cpp:43:47: error: expected ']' at end of input
0_0_30709158_1046.cpp:43:47: error: expected '}' at end of input
0_0_30709158_1046.cpp:43:47: error: expected '}' at end of input