Compilare: user.cpp: In function ‘bool sePoate(int)’: user.cpp:22:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < S.size(); i++) { ^ user.cpp:26:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (m1[b10] == S.size()) { ^ user.cpp:30:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 1; j + l - 1 < S[i].size(); j++) { ^ user.cpp:36:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (m1[b10] == S.size()) { ^ user.cpp: In function ‘int main()’: user.cpp:60:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("subsecvente2.in", "r", stdin); ^ user.cpp:61:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("subsecvente2.out", "w", stdout); ^ user.cpp:64:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n", &N); ^