Compilare: main.cpp: In function 'int main()': main.cpp:25:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=2; i<=n; i++) ^~~ main.cpp:28:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' cout << nr; ^~~~ main.cpp:11:36: warning: variable 'm' set but not used [-Wunused-but-set-variable] long long int bun[100000], i, n, m, nr=0; ^