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 |
|---|---|---|---|---|---|---|---|---|---|
| #211943 | #3815. 种树 | xiangjy | 10 | 1ms | 1192kb | C++ | 1.9kb | 2024-10-13 09:00:39 | 2024-10-13 12:52:09 |
answer
#include<iostream>
#include<algorithm>
#include<cmath>
#include<cstdio>
using namespace std;
/*
\\\\ \\ \\ \\ \\ \\ \\ \\ || || || || || || // // // // // // // ////
\\\\ \\ \\ \\ \\ \\ \\ _ooOoo_ // // // // // // ////
\\\\ \\ \\ \\ \\ \\ o8888888o // // // // // ////
\\\\ \\ \\ \\ \\ 88" . "88 // // // // ////
\\\\ \\ \\ \\ (| -_- |) // // // ////
\\\\ \\ \\ O\ = /O // // ////
\\\\ \\ ____/`---'\____ // ////
\\\\ .' \\| |// `. ////
//== / \\||| : |||// \ ==\\
//== / _||||| -:- |||||- \ ==\\
//== | | \\\ - /// | | ==\\
//== | \_| ''\---/'' | | ==\\
//== \ .-\__ `-` ___/-. / ==\\
//== ___`. .' /--.--\ `. . ___ ==\\
//== ."" '< `.___\_<|>_/___.' >' "". ==\\
//== | | : `- \`.;`\ _ /`;.`/ - ` : | | \\\\
//// \ \ `-. \_ __\ /__ _/ .-` / / \\\\
//// ========`-.____`-.___\_____/___.-`____.-'======== \\\\
//// `=---=' \\\\
//// // ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \\ \\\\
//// // // 佛祖保佑 永无BUG 永不修改 \\ \\ \\\\
//// // // // // // || || || || || || || || || || \\ \\ \\ \\ \\ \\\\
*/
int main(){
int n,m,k;
scanf("%d%d%d",&n,&m,&k);
if(k>n||k>m) {
printf("0");
return 0;
}
long long ans=1;
for(int i=1; i<=k; i++) {
ans*=(n*m);
n--,m--;
}
long long sum=1;
for(int i=1; i<=k; i++) sum*=i;
printf("%lld",ans/sum);
return 0;
}
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: 1192kb
input:
2 2 1
output:
4
result:
ok 1 number(s): "4"
Test #2:
score: 0
Wrong Answer
time: 0ms
memory: 1188kb
input:
2 3 2
output:
6
result:
wrong answer 1st numbers differ - expected: '8', found: '6'
Test #3:
score: 0
Wrong Answer
time: 0ms
memory: 1192kb
input:
4 4 2
output:
72
result:
wrong answer 1st numbers differ - expected: '96', found: '72'
Test #4:
score: 0
Wrong Answer
time: 0ms
memory: 1168kb
input:
4 4 5
output:
0
result:
wrong answer 1st numbers differ - expected: '304', found: '0'
Test #5:
score: 0
Wrong Answer
time: 0ms
memory: 1188kb
input:
3 4 3
output:
24
result:
wrong answer 1st numbers differ - expected: '84', found: '24'
Test #6:
score: 0
Wrong Answer
time: 0ms
memory: 1188kb
input:
3 5 2
output:
60
result:
wrong answer 1st numbers differ - expected: '83', found: '60'
Test #7:
score: 0
Wrong Answer
time: 1ms
memory: 1188kb
input:
3 5 3
output:
60
result:
wrong answer 1st numbers differ - expected: '215', found: '60'
Test #8:
score: 0
Wrong Answer
time: 0ms
memory: 1168kb
input:
3 5 4
output:
0
result:
wrong answer 1st numbers differ - expected: '276', found: '0'
Test #9:
score: 0
Wrong Answer
time: 0ms
memory: 1172kb
input:
3 5 5
output:
0
result:
wrong answer 1st numbers differ - expected: '174', found: '0'
Test #10:
score: 0
Wrong Answer
time: 0ms
memory: 1172kb
input:
4 3 5
output:
0
result:
wrong answer 1st numbers differ - expected: '18', found: '0'
