Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
54963 该账号已封禁 数字统计 C++ Accepted 0 MS 248 KB 212 2024-11-01 15:37:04

Tests(10/10):

#include<iostream> using namespace std; int main() { int L,R; cin>>L>>R; int S=0; for(int n=L;n<=R;n++){ int k=n; while(k!=0){ if(k%10==2){ S++; } k/=10; } } cout<<S; }

Judgement Protocol: