Compilare: user.cpp: In function ‘int main()’: user.cpp:47:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] Sol[N][DP[i][j]]++; ^ user.cpp:48:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] j -= Tr[N][DP[i][j]]; ^ user.cpp:51:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] Sol[N][DP[i][j]]++; ^ user.cpp:52:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] j -= Tr[N][DP[i][j]]; ^ user.cpp:16:37: 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:17:39: 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:19:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&N,&S); ^