Compilare: user.cpp: In function ‘int count(char*)’: user.cpp:36:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<hush[s][h1].size(); ++i) ^ user.cpp: In function ‘void make_hush()’: user.cpp:66:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<hush[l][h1].size(); ++j) { ^ user.cpp:84:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<hush[l][h1].size(); ++j) { ^ user.cpp: In function ‘int main()’: user.cpp:98:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("seti.in", "r", stdin); ^ user.cpp:99:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("seti.out", "w", stdout); ^ user.cpp:102:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",&n); ^ user.cpp:104:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s ",str+i*64); ^ user.cpp:108:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",&m); ^ user.cpp:110:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s ",wort); ^