uva 11384 - Help is needed for Dexter
代码:
1 #include<cstdio> 2 using namespace std; 3 4 int getans(int x) 5 { 6 int ans=1; 7 while(x>1) 8 { 9 x>>=1; 10 ans++; 11 } 12 return ans; 13 } 14 15 int main() 16 { 17 int n; 18 while(scanf("%d",&n)!=EOF) 19 printf("%d\n",getans(n)); 20 return 0; 21 }