Compilare: user.cpp: In function ‘int main()’: user.cpp:67:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] Sol[N][DP[i][j]] += (Bo[i][j] ? 2 : 1); ^ user.cpp:68:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] j -= Tr[N][DP[i][j]]; ^ user.cpp:71:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] Sol[N][DP[i][j]] += (Bo[i][j] ? 2 : 1); ^ user.cpp:72:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] j -= Tr[N][DP[i][j]]; ^ user.cpp:17:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("triunghi.in","r",stdin); ^ user.cpp:18:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("triunghi.out","w",stdout); ^ user.cpp:20:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&N,&S); ^