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 |
---|---|---|---|---|---|---|---|---|---|
#206417 | #3706. 火柴棒等式 | Allen123456hello | 100 | 4ms | 1188kb | C++11 | 1.1kb | 2024-07-22 18:21:24 | 2024-07-22 20:06:47 |
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
int arr[25]={0,0,0,0,0,0,0,0,0,0,0,0,0,1,2,8,9,6,9,29,39,38,65,88,128};
/*
int arr[10]={6,2,5,5,4,5,6,3,7,6},ans;
set< pair< string,pair<string,string> > > ss;
bool check(vector<int> a[3]){
string s[3];
for (int i=0;i<3;++i){
for (auto &&j : a[i]){
s[i]+=(char)(j^48);
}
}
if ((stoll(s[0])+stoll(s[1]))!=stoll(s[2])){return 0;}
if (ss.count({s[0],{s[1],s[2]}})){return 0;}
ss.insert({s[0],{s[1],s[2]}});
return 1;
}
void dfs(int x,vector<int> a[3]){
if (!x){
if (a[0].empty()||a[1].empty()||a[2].empty()){return;}
if (check(a)){++ans;}return;
}
for (int i=0;i<=9;++i){
for (int j=0;j<3;++j){
if (((a[j].empty())||(a[j][0]))&&(x>=arr[i])){
a[j].emplace_back(i);
dfs(x-arr[i],a);
a[j].pop_back();
}
}
}
return;
}
vector<int> a[3];
*/
int main(){
int n;
scanf("%d",&n);
/*
dfs(max(n-4,0),a);
printf("%d",ans);
*/
printf("%d",arr[n]);
return 0;
}
详细
小提示:点击横条可展开更详细的信息
Test #1:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
1
output:
0
result:
ok single line: '0'
Test #2:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
2
output:
0
result:
ok single line: '0'
Test #3:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
3
output:
0
result:
ok single line: '0'
Test #4:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
4
output:
0
result:
ok single line: '0'
Test #5:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
5
output:
0
result:
ok single line: '0'
Test #6:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
6
output:
0
result:
ok single line: '0'
Test #7:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
7
output:
0
result:
ok single line: '0'
Test #8:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
8
output:
0
result:
ok single line: '0'
Test #9:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
9
output:
0
result:
ok single line: '0'
Test #10:
score: 4
Accepted
time: 1ms
memory: 1184kb
input:
10
output:
0
result:
ok single line: '0'
Test #11:
score: 4
Accepted
time: 1ms
memory: 1188kb
input:
11
output:
0
result:
ok single line: '0'
Test #12:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
12
output:
0
result:
ok single line: '0'
Test #13:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
13
output:
1
result:
ok single line: '1'
Test #14:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
14
output:
2
result:
ok single line: '2'
Test #15:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
15
output:
8
result:
ok single line: '8'
Test #16:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
16
output:
9
result:
ok single line: '9'
Test #17:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
17
output:
6
result:
ok single line: '6'
Test #18:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
18
output:
9
result:
ok single line: '9'
Test #19:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
19
output:
29
result:
ok single line: '29'
Test #20:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
20
output:
39
result:
ok single line: '39'
Test #21:
score: 4
Accepted
time: 0ms
memory: 1188kb
input:
21
output:
38
result:
ok single line: '38'
Test #22:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
22
output:
65
result:
ok single line: '65'
Test #23:
score: 4
Accepted
time: 2ms
memory: 1188kb
input:
23
output:
88
result:
ok single line: '88'
Test #24:
score: 4
Accepted
time: 0ms
memory: 1184kb
input:
24
output:
128
result:
ok single line: '128'