Compilare: user.cpp: In function ‘int main()’: user.cpp:34:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmlsc.in", "r",stdin); ^ user.cpp:35:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmlsc.out", "w",stdout); ^ user.cpp:37:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d", &m, &n); ^ user.cpp:41:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v1[i]); ^ user.cpp:45:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v2[i]); ^ user.cpp: In function ‘void print(int, int)’: user.cpp:21:21: warning: array subscript is below array bounds [-Warray-bounds] else if (C[a][b - 1] > C[a - 1][b]){ ^ user.cpp:21:32: warning: array subscript is below array bounds [-Warray-bounds] else if (C[a][b - 1] > C[a - 1][b]){ ^