Compilare: main.cpp: In function 'void bell2()': main.cpp:129:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ((prieten[i] == 0 || x == i) && i != n) ~~^~~~ main.cpp: In function 'int main()': main.cpp:205:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 1; j < n; j++) ~~^~~ main.cpp:219:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(f[n].baterie == 0) ^~ main.cpp:222:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' out << f[n].cost << ' ' << f[n].baterie; ^~~