Compilare: main.cpp: In function 'int main()': main.cpp:26:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < n; i++) ~~^~~ main.cpp:31:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < m; i++){ ~~^~~ main.cpp:35:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if( i >= n){ ~~^~~~ main.cpp:37:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = 0; j < n; j++) ~~^~~ main.cpp:40:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j == n)//daca a parcurs tot for-ull fara intrerupere chiar matching ~~^~~~ main.cpp:46:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < positions.size(); ++i) ~~^~~~~~~~~~~~~~~~~~