Compilare: main.cpp: In function 'int main()': main.cpp:14:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1;i<=N;i++) ^~~ main.cpp:16:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' v[x]=0; ^