QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#129223 | #6300. Best Carry Player 2 | kkio | WA | 1ms | 3600kb | C++14 | 1.0kb | 2023-07-22 07:45:28 | 2023-07-22 07:45:32 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define int long long
const int inf=9e18;
int dp[20][20][2],a[20],len;
void solve()
{
int x,K;
len=0;
cin>>x>>K;
if(K==0)
{
int c=1;
while(x%10==9)c*=10,x/=10;
printf("%lld\n",c);
return;
}
int c=0;
while(x%10==0)x/=10,c++;
while(x){a[len++]=x%10,x/=10;}
for(int i=0;i<20;i++)
for(int j=0;j<20;j++)
for(int k=0;k<2;k++)
dp[i][j][k]=inf;
dp[0][0][0]=0;
for(int i=0,pw=1;i<18;i++,pw*=10)
for(int j=0;j<=K;j++)
for(int k=0;k<=1;k++)
if(dp[i][j][k]!=inf)
for(int t=0;t<=9;t++)
dp[i+1][(t+a[i]+k)/10+j][(t+a[i]+k)/10]=min(dp[i+1][(t+a[i]+k)/10+j][(t+a[i]+k)/10],dp[i][j][k]+pw*t);
int ans=min(dp[18][K][0],dp[18][K][1]);
printf("%lld",ans);for(int i=1;i<=c;i++)printf("0");putchar('\n');
}
signed main()
{
int T;
cin>>T;
while(T--)solve();
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3600kb
input:
4 12345678 0 12345678 5 12345678 18 990099 5
output:
1 54322 999999999987654322 9910
result:
ok 4 lines
Test #2:
score: -100
Wrong Answer
time: 1ms
memory: 3532kb
input:
21 999990000099999 0 999990000099999 1 999990000099999 2 999990000099999 3 999990000099999 4 999990000099999 5 999990000099999 6 999990000099999 7 999990000099999 8 999990000099999 9 999990000099999 10 999990000099999 11 999990000099999 12 999990000099999 13 999990000099999 14 999990000099999 15 999...
output:
100000 10000 1000 100 10 1 900001 9900001 99900001 999900001 10000000001 9999910000 9999901000 9999900100 9999900010 9999900001 9000009999900001 99000009999900001 999000009999900001 99900000999990000900000000000000000 1000000000000000000
result:
wrong answer 20th lines differ - expected: '99999999999999999900000000000000000', found: '99900000999990000900000000000000000'