제출 #975949

#제출 시각아이디문제언어결과실행 시간메모리
975949vjudge1Trol (COCI19_trol)C++17
0 / 50
1065 ms524288 KiB
#include <bits/stdc++.h>
#define int long long
#define ld long double
using namespace std;
const int N=1e9;

signed main(){
    int a; cin>>a;
    for(int i=0;i<a;i++){
        int x,y,ans=0; cin>>x>>y;
        if(x>y){
            return 0;
        }
        int angka[y+7];
        for (int i=x;i<=y;i++){
            angka[i]=i;
        }
        for(int j=x;j<=y;j++){
            int wawo;
            wawo=angka[j]%9;
            ans+=wawo;
        }
        cout<<ans<<endl;
    }
}
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