NOI.AC
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| #191578 | #3394. 走路 | lujingyu | 100 | 2ms | 1196kb | C++ | 873b | 2023-10-08 18:33:01 | 2023-10-08 21:55:57 |
answer
#include<bits/stdc++.h>
using namespace std;
int main()
{
long long n;
cin>>n;
if(n==1)
{
cout<<"1 0";
return 0;
}
if(n==3)
{
cout<<"-2 2";
return 0;
}
if(n&1)
{
if((n/2+1)%2==0)
{
cout<<"-"<<n/2+1<<" ";
}
else
{
cout<<n/2+1<<" ";
}
if((n/2)%2==0)
{
cout<<"-"<<((n/2+1)/2)*2;
}
else
{
cout<<((n/2+1)/2)*2;
}
}
else
{
if((n/2)%2==0)
{
cout<<"-"<<n/2<<" ";
}
else
{
cout<<n/2<<" ";
}
if((n/2)%2==0)
{
cout<<"-"<<((n/2+1)/2)*2;
}
else
{
cout<<((n/2+1)/2)*2;
}
}
}
/*
第偶数个奇数、偶数为负数
问题：确定第几个偶数、奇数？
*/
/*
2 4 6 8
1 3 5 7
n/2+1/2 第几组
*/
/*
1 1,0
2 1,2
3 -2,2
4 -2,-2
5 3,-2
6 3,4
7 -4,4
8 -4,-4
9 5,-4
10 5,6
*/
详细
小提示：点击横条可展开更详细的信息
Test #1:
score: 10
Accepted
time: 0ms
memory: 1164kb
input:
3
output:
-2 2
result:
ok single line: '-2 2'
Test #2:
score: 10
Accepted
time: 1ms
memory: 1192kb
input:
14
output:
7 8
result:
ok single line: '7 8'
Test #3:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
29
output:
15 -14
result:
ok single line: '15 -14'
Test #4:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
44
output:
-22 -22
result:
ok single line: '-22 -22'
Test #5:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
512
output:
-256 -256
result:
ok single line: '-256 -256'
Test #6:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
931
output:
-466 466
result:
ok single line: '-466 466'
Test #7:
score: 10
Accepted
time: 1ms
memory: 1192kb
input:
777777
output:
388889 -388888
result:
ok single line: '388889 -388888'
Test #8:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
989898
output:
494949 494950
result:
ok single line: '494949 494950'
Test #9:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
132431
output:
-66216 66216
result:
ok single line: '-66216 66216'
Test #10:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
1998244353
output:
999122177 -999122176
result:
ok single line: '999122177 -999122176'
Extra Test:
score: 0
Extra Test Passed
