Compilare: main.cpp: In function 'void afisare()': main.cpp:54:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=1;i<=p;i++) ^~~ main.cpp:56:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' g<<"\n"; ^ main.cpp: In function 'int main()': main.cpp:72:20: warning: operation on 'k' may be undefined [-Wsequence-point] cout<<k++<<"-->"<<valid(k)<<endl; ~^~