Compilare: user.cpp: In function ‘bool verificare(char*, char*)’: user.cpp:18:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i1<strlen(x) && j1<strlen(y)) ^ user.cpp:18:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i1<strlen(x) && j1<strlen(y)) ^ user.cpp:23:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i1<strlen(x) && j1>=strlen(y) )return false; ^ user.cpp:23:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i1<strlen(x) && j1>=strlen(y) )return false; ^ user.cpp:25:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i1==strlen(x))return true; ^ user.cpp: In function ‘int main()’: user.cpp:38:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(lmax<strlen(a[i])) ^ user.cpp:40:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(lmax==strlen(a[i])) ^