Submission #971944

#	Time	Username	Problem	Language	Result	Execution time	Memory
971944		vjudge1	Trol (COCI19_trol)	C++17	30 / 50	1084 ms	456 KiB

trol

#include <bits/stdc++.h>
typedef long long ll;
using namespace std;

ll rubahjadisatudigit(ll x) {
  if(x >= 0 && x <= 9) return x;
  ll res = x%10 + rubahjadisatudigit(x/10);
  while(res > 9) res = res%10 + rubahjadisatudigit(res/10);
  return res;
}

int main() {
  ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
  int n; cin >> n;
  for(ll i = 0;i < n; i++) {
    ll l, r; cin >> l >> r;
    ll ans = 0;
    for(ll j = l; j <= r; j++) {
      ans += rubahjadisatudigit(j);
    }
    cout << ans << endl;
    // cout << ans;
  }
}

• Subtask 1: 30 / 50