Compilare: main.cpp: In function 'int main()': main.cpp:41:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i = 1; i <= n; ++i) ^~~ main.cpp:61:7: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' if(ok == 1) ^~