#include <bits/stdc++.h>
typedef long long ll;
#define fi first
#define sc second
#define pb push_back
using namespace std;
void solve() {
int n; cin >> n;
for (int i = 0; i < n; i++) {
int l, r; cin >> l >> r;
int jumlah = r - l + 1, ans = 0;
ans += (jumlah / 9) * 45;
for (int j = l % 9; j < (l % 9) + (jumlah % 9); j++) {
ans += j;
}
cout << ans << endl;
}
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0); cout.tie(0);
solve();
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
344 KB |
Output isn't correct |
2 |
Incorrect |
1 ms |
344 KB |
Output isn't correct |
3 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
4 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
5 |
Incorrect |
0 ms |
344 KB |
Output isn't correct |