Compilare: user.cpp: In function ‘bool verificare(char*, char*)’: user.cpp:19:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i1<strlen(x) && j1<strlen(y)) ^ user.cpp:19:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i1<strlen(x) && j1<strlen(y)) ^ user.cpp:25:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i1<strlen(x) && j1>=strlen(y) )return false; ^ user.cpp:25:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i1<strlen(x) && j1>=strlen(y) )return false; ^ user.cpp:26:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i1==strlen(x))return true; ^ user.cpp: In function ‘int main()’: user.cpp:39:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(lmax<strlen(a[i])) ^ user.cpp:41:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(lmax==strlen(a[i])) ^ user.cpp:53:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<strlen(a[i]);j++) ^