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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#128734 | #6300. Best Carry Player 2 | c20230201 | WA | 1ms | 3544kb | C++14 | 1.1kb | 2023-07-21 15:19:58 | 2023-07-21 15:36:40 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const __int128 inf=1e31;
ll v,k,tot;
__int128 a[40], dp[40][40][2], pw[40];
__int128 dfs(__int128 x,__int128 num,__int128 hav) {
if(x==0) {
if(num==k&&hav==0) return 0;
return inf;
}
if(dp[x][num][hav]>=0) return dp[x][num][hav];
__int128 res=inf;
for(__int128 hav2=0;hav2<2;hav2++) {
for(__int128 i=0;i<10;i++) {
if(i+a[x-1]+hav2>=hav*10&&i+a[x-1]+hav2<hav*10+10) {
res=min(res,(__int128) dfs(x-1,num+hav,hav2)+i*pw[x-1]);
}
}
}
return dp[x][num][hav]=res;
}
void pt(__int128 x) {
stack<int> q;
while(x) q.push(x%10), x/=10;
while(q.size()) cout<<q.top(), q.pop(); cout<<'\n';
return ;
}
int main() {
ios::sync_with_stdio(false);
cin.tie(0), cout.tie(0);
ll t; cin>>t;
pw[0]=1;
for(ll i=1;i<19;i++) pw[i]=pw[i-1]*10;
while(t--) {
memset(dp,-1,sizeof(dp));
cin>>v>>k;
tot=0;
while(v) a[tot++]=v%10, v/=10;
if(k==0) {
for(ll i=0;i<=tot;i++) {
if(a[i]<9) {
__int128 ans=pw[i];
pt(ans);
break;
}
}
}else pt(dfs(36,0,0));
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3544kb
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: 3516kb
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 9900000000000000000 1000000000000000000
result:
wrong answer 20th lines differ - expected: '99999999999999999900000000000000000', found: '9900000000000000000'