Compilare: main.cpp: In function 'int main()': main.cpp:61:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int j=1;j<=m;j++) ^~~ main.cpp:67:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' fout<<nr[1]<<" "<<nr[2]<<" "<<nr[3]<<" "; ^~~~