# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
975270 |
2024-05-04T16:25:59 Z |
vjudge1 |
Trol (COCI19_trol) |
C++17 |
|
1 ms |
348 KB |
#include<bits/stdc++.h>
#define pii pair<int,int>
#define fi first
#define se second
#define int long long
using namespace std;
const int maxn=1e5+5;
signed main() {
int q; cin>>q;
while(q--) {
int l,r; cin>>l>>r;
if(l==r) cout<<l%9<<"\n";
else {
int m=l%9;
int p=9-m+1;
double sum1=((double)p/(double)2)*(m+9);
int o=l+9-m;
int k=r-o;
int a;
if(l==1)a=k/9-1;
else a=k/9;
int sum2=(9*(10)/2)*a;
int res=r%9;
int sum3=res*(res+1)/2;
cout<<sum1+sum2+sum3<<"\n";
}
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
0 ms |
344 KB |
Output isn't correct |
2 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
3 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
4 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
5 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |