QOJ.ac
QOJ
| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #235548 | #6563. Four Square | ugly2333 | AC ✓ | 1ms | 3816kb | C++20 | 906b | 2023-11-02 21:40:16 | 2023-11-02 21:40:17 |
Judging History
answer
//Δ_F
#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
typedef double DB;
const int N = 11;
int n=4,m,s,a[N],b[N],p[N],c[N],d[N];
int main(){
int i,j,o;
for(i=1;i<=n;i++)
scanf("%d%d",c+i,d+i),p[i]=i,s+=c[i]*d[i];
m=sqrt((DB)s)+0.5;
if(m*m!=s){
printf("0\n");
return 0;
}
o=0;
do{
for(j=0;j<(1<<n);j++){
for(i=1;i<=n;i++)
a[p[i]]=c[i],b[p[i]]=d[i];
for(i=1;i<=n;i++)
if(j&(1<<(i-1)))
swap(a[i],b[i]);
if(a[1]==m){
if(a[2]==m){
if(a[3]==a[4]&&a[3]==m)
o=1;
if(b[3]==b[4]&&b[1]+b[2]+b[3]==m)
o=1;
}
if(b[1]+b[2]==m){
if(a[3]==a[4]&&a[2]+a[3]==m)
o=1;
if(b[3]==b[4]&&b[1]+b[3]==m)
o=1;
}
}
if(b[1]==b[2]&&b[3]==b[4]&&b[1]+b[3]==m&&a[1]+a[2]==m&&a[3]+a[4]==m)
o=1;
}
}while(next_permutation(p+1,p+n+1));
printf("%d\n",o);
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3572kb
input:
1 1 1 1 1 1 1 1
output:
1
result:
ok single line: '1'
Test #2:
score: 0
Accepted
time: 1ms
memory: 3816kb
input:
3 1 3 3 2 2 3 3
output:
0
result:
ok single line: '0'
Test #3:
score: 0
Accepted
time: 0ms
memory: 3804kb
input:
2 8 2 8 2 8 2 8
output:
1
result:
ok single line: '1'
Test #4:
score: 0
Accepted
time: 1ms
memory: 3576kb
input:
5 3 5 5 3 3 3 5
output:
1
result:
ok single line: '1'
Test #5:
score: 0
Accepted
time: 0ms
memory: 3516kb
input:
1 2 4 8 16 32 64 128
output:
0
result:
ok single line: '0'
Test #6:
score: 0
Accepted
time: 1ms
memory: 3796kb
input:
4 4 2 1 4 4 2 1
output:
0
result:
ok single line: '0'
Test #7:
score: 0
Accepted
time: 1ms
memory: 3608kb
input:
995 51 559 565 154 536 56 780
output:
0
result:
ok single line: '0'
Test #8:
score: 0
Accepted
time: 1ms
memory: 3804kb
input:
391 694 540 42 240 937 691 246
output:
0
result:
ok single line: '0'
Test #9:
score: 0
Accepted
time: 1ms
memory: 3576kb
input:
519 411 782 710 299 45 21 397
output:
0
result:
ok single line: '0'
Test #10:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
96 960 948 18 108 82 371 576
output:
0
result:
ok single line: '0'
Test #11:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
3 2 4 3 3 1 1 4
output:
0
result:
ok single line: '0'
Test #12:
score: 0
Accepted
time: 0ms
memory: 3624kb
input:
4 3 1 2 4 4 3 2
output:
0
result:
ok single line: '0'
Test #13:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
4 4 1 3 5 4 2 5
output:
0
result:
ok single line: '0'
Test #14:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
1000 1000 1000 1000 1000 1000 1000 1000
output:
1
result:
ok single line: '1'
Test #15:
score: 0
Accepted
time: 1ms
memory: 3620kb
input:
1000 999 998 1000 997 1000 997 997
output:
1
result:
ok single line: '1'
Test #16:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
1 3 3 3 3 3 4 7
output:
1
result:
ok single line: '1'
Test #17:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
2 5 5 4 7 1 6 2
output:
1
result:
ok single line: '1'
Test #18:
score: 0
Accepted
time: 1ms
memory: 3544kb
input:
12 2 12 7 7 12 16 4
output:
1
result:
ok single line: '1'
Test #19:
score: 0
Accepted
time: 1ms
memory: 3632kb
input:
7 2 2 14 5 14 7 12
output:
1
result:
ok single line: '1'
Test #20:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
32 36 5 1 1 37 35 5
output:
1
result:
ok single line: '1'
Test #21:
score: 0
Accepted
time: 1ms
memory: 3624kb
input:
28 30 30 1 31 1 2 30
output:
1
result:
ok single line: '1'
Test #22:
score: 0
Accepted
time: 1ms
memory: 3576kb
input:
66 68 9 11 7 66 9 64
output:
1
result:
ok single line: '1'
Test #23:
score: 0
Accepted
time: 0ms
memory: 3556kb
input:
59 44 25 44 40 32 40 52
output:
1
result:
ok single line: '1'
Test #24:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
4 4 2 3 4 2 3 2
output:
1
result:
ok single line: '1'