# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1146577 | tatas07 | Trol (COCI19_trol) | C++17 | 0 ms | 328 KiB |
#include <iostream>
using namespace std;
int main(){
long long q;
cin>>q;
while (q--)
{
long long l,r;
cin>>l>>r;
long long batas_awal=l,batas_akhir=r;
if(l%9!=1){
batas_awal=((l/9)*9)+1;
}
if(l%9!=0){
batas_akhir=((l/9)+1)*9;
}
long long suma=(batas_akhir-batas_awal+1)/9;
suma*=45;
long long sumb=0;
long long counter=1;
for (long long i = batas_awal; i <l ; i++)
{
sumb+=counter;
counter++;
}
counter=9;
long long sumc=0;
for (long long i = batas_akhir; i > r ; i--)
{
sumc+=counter;
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
Fetching results... |