Compilare: user.cpp: In function ‘int interesant(int, int)’: user.cpp:10:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<strlen(s[x])&& j<strlen(s[y]);i++) ^ user.cpp:10:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<strlen(s[x])&& j<strlen(s[y]);i++) ^ user.cpp:12:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j==strlen(s[y]))return true; ^ user.cpp: In function ‘int main()’: user.cpp:22:25: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[5005]’ [-Wformat=] scanf("%s",&s[i]); ^ user.cpp:26:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(strlen(s[i])>Max){Max=strlen(s[i]);poz=i;} ^ user.cpp:27:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if((strlen(s[i])==Max) && strcmp(s[i],s[poz])<0)poz=i; ^ 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("interesant.in","r",stdin); ^ user.cpp:19:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("interesant.out","w",stdout); ^ user.cpp:20:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&p,&n); ^ user.cpp:22:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s[i]); ^