View Compilation Error

0_0_30379969_73.cpp: In function 'void solve()':
0_0_30379969_73.cpp:227:34: error: expected ']' at end of input
     for(int i=1;i<=n;i++) last[i%5
                                  ^
0_0_30379969_73.cpp:227:34: error: expected ';' at end of input
0_0_30379969_73.cpp:227:34: error: expected '}' at end of input