Compilare: user.cpp: In function ‘void cit()’: user.cpp:18:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<=m; i++) ^ user.cpp:24:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<=p; i++) ^ user.cpp: In function ‘void rezolva()’: user.cpp:41:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<=p; i++) // plecam din fiecare intersectie cu bere ^ user.cpp:46:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<=n; i++) // afisam intersectiile ramase nevizitate ^ user.cpp: In function ‘void afis()’: user.cpp:52:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<=n; i++) ^ user.cpp:55:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<A[i].size(); j++) ^ user.cpp:60:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<=p; i++) ^