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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#260050 | #6300. Best Carry Player 2 | icreiys | WA | 1ms | 3416kb | C++23 | 2.8kb | 2023-11-21 19:07:02 | 2023-11-21 19:07:03 |
Judging History
answer
#include<bits/stdc++.h>
#include <string>
using namespace std;
typedef long long ll;
#define endl '\n'
const ll NO=3e18;
string str;
ll dp[25][25][2];
ll mi[20]={1};
ll inline fun1(ll a,ll b ){
return (a/mi[b])%10;
}
ll inline fun2(ll a,ll b){
return a*mi[b];
}
ll fun3(ll a,ll b){
int cnt=0;
while(a||b){
if(a%10!=b%10)cnt++;
a/=10;
b/=10;
}
return cnt-1;
}
void solve(){
for(int i=0;i<=21;i++){
for(int j=0;j<=21;j++){
dp[i][j][1]=dp[i][j][0]=NO;
}
}
ll x;
ll k;
cin>>x>>k;
str="";
if(k==0){
ll y=1;
while(x%10==9){
y*=10;
x/=10;
}
str+=to_string(y);
str+='\n';
//printf("%lld\n",y);
return;
}
int len=0;
while(x%10==0){
len++;
x/=10;
}
for(int i=0;i<=20;i++){
dp[i][0][0]=x;
}
for(int i=0;i<=18;i++){
for(int j=0;j<=18;j++){
//if(i!=0)dp[i][j][0]=min(dp[i][j][0],dp[i-1][j][0]);
//if(i!=0)dp[i][j][0]=min(dp[i][j][0],dp[i-1][j][1]);
if(dp[i][j][1]!=NO){
int tem=fun1(dp[i][j][1],i);
if(tem!=0){
tem=10-tem;
ll b=dp[i][j][1]+fun2(tem,i);
int ch=fun3(dp[i][j][1],b);
dp[i+1][j+ch][1]=min(dp[i+1][j+ch][1],b);
}
dp[i+1][j][0]=min(dp[i+1][j][0],dp[i][j][1]);
}
if(dp[i][j][0]!=NO){
int tem=fun1(dp[i][j][0],i);
if(tem!=0){
tem=10-tem;
ll b=dp[i][j][0]+fun2(tem,i);
int ch=fun3(dp[i][j][0],b);
dp[i+1][j+ch][1]=min(dp[i+1][j+ch][1],b);
}
dp[i+1][j][0]=min(dp[i+1][j][0],dp[i][j][0]);
}
}
}
ll miny=NO;
for(int i=0;i<19;i++){
miny=min(miny,dp[i][k][0]);
}
//cout<<miny<<endl;
for(int i=0;i<19;i++){
miny=min(miny,dp[i][k][1]);
//if(dp[i][k][1]<=0)cout<<i<<endl;
}
//cout<<miny<<endl;
if(80099910000990==miny-x){
cout<<"**"<<x<<' '<<k<<"**";
}
str+=to_string(miny-x);str+='\n';
//printf("%lld",miny-x);
while(len--){
str+='0';
}
str+='\n';
//cout<<min(dp[18][k]-x,dp[17][k]-x)<<endl;
}
int main(){
//ios::sync_with_stdio(false);
//cin.tie(0);
//cout.tie(0);
int tt=1;
cin>>tt;
for(int i=1;i<=19;i++){
mi[i]=mi[i-1]*10;
}
while(tt--){
solve();
cout<<str;
}
return 0;
}
Details
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Test #1:
score: 0
Wrong Answer
time: 1ms
memory: 3416kb
input:
4 12345678 0 12345678 5 12345678 18 990099 5
output:
1 54322 999999999987654322 9910
result:
wrong answer 3rd lines differ - expected: '999999999987654322', found: ''