Compilare: user.cpp: In function ‘int main()’: user.cpp:13:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(int k=2;k<=N;k++) C+=((N-k+1)*P[N])/P[k]; C+=P[N]; ^~~ user.cpp:13:51: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ for(int k=2;k<=N;k++) C+=((N-k+1)*P[N])/P[k]; C+=P[N]; ^