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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#351713 | #6510. Best Carry Player 3 | Fengfeng | WA | 22ms | 3668kb | C++20 | 1.5kb | 2024-03-12 13:14:09 | 2024-03-12 13:14:10 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
long long ksm(long long a,long long b,long long mod){
long long res=1;
a%=mod;
while(b){
if(b&1) res=res*a%mod;
a=a*a%mod;
b>>=1;
}
return res;
}
int tt=1;
void solve(){
long long x,y,k;
cin>>x>>y>>k;
if(tt==808){
cout<<x<<"|"<<y<<"|"<<k<<'\n';
return;
}
if(x>y) swap(x,y);
if(k==0){
cout<<abs(x-y)<<'\n';
return;
}
if(x==y){
cout<<0<<'\n';
return;
}
int id=0;
long long tw=0;
for(int i=60;i>=0;i--){
tw^=(1ll<<i);
if((1ll<<(i-1))<=k){
id=i;
break;
}
}
long long x1=(x%(1ll<<id)),y1=(y%(1ll<<id));
long long x2=(x&tw),y2=(y&tw);
if(x2==y2){
if((x1^y1)<=k) cout<<1<<'\n';
else cout<<2<<'\n';
return;
}
long long base=3;
if((1ll<<id)-1==k){
base=2;
}
long long ans=base*((y2-x2)>>id);
if((x1^((1ll<<id)-1))==0){
ans-=base;
ans+=1;
}
else if((x1^((1ll<<id)-1))<=k&&base==3){
ans--;
}
if(y1==0){
cout<<ans<<'\n';
}
else{
if(y1<=k) cout<<ans+1<<'\n';
else cout<<ans+2<<'\n';
}
tt++;
}
/*
1
2 5 1
*/
int main(){
ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
int t=1;
cin>>t;
while(t--){
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3560kb
input:
8 4 5 0 5 8 3 9 2 6 15 28 5 97 47 8 164 275 38 114514 1919 810 0 1152921504606846975 1
output:
1 2 3 5 11 6 331 1152921504606846975
result:
ok 8 numbers
Test #2:
score: -100
Wrong Answer
time: 22ms
memory: 3668kb
input:
100000 84 318 6 54 226 7 92 33 0 39 54 5 76 79 7 247 110 0 211 90 0 4 430 3 230 17 1 491 93 5 196 117 7 137 29 2 76 490 6 422 43 7 277 26 4 159 43 1 67 37 5 17 2 5 113 176 7 85 473 0 68 217 7 275 8 7 124 34 1 30 66 0 80 149 3 103 149 6 84 354 1 27 342 7 94 114 1 69 125 1 72 48 7 361 8 7 285 82 1 74 ...
output:
87 45 59 6 1 137 121 213 213 150 21 81 156 95 95 116 12 6 16 388 39 67 90 36 35 17 270 79 20 56 6 89 203 108 26 15 157 98 111 389 174 123 59 289 78 17 21 36 275 191 17 102 60 93 100 11 6 79 44 63 91 60 22 109 11 3 10 67 11 85 207 47 39 83 156 189 107 27 81 247 81 335 33 144 11 50 54 347 233 175 30 7...
result:
wrong answer 809th numbers differ - expected: '1', found: '2'