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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 |
---|---|---|---|---|---|---|---|---|---|
#473582 | #6534. Peg Solitaire | mufeng12 | AC ✓ | 1ms | 3856kb | C++23 | 3.4kb | 2024-07-12 10:40:28 | 2024-07-12 10:40:29 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define ld long double
#define inf 0x3f3f3f3f
#define all(x) (x).begin(),(x).end()
#define maxint INT32_MAX
#define minint INT32_MIN
#define maxll INT64_MAX
#define minll INT64_MIN
#define mod 998244353
#define nc() (p1==p2 && (p2=(p1=buf)+fread(buf,1,100000,stdin),p1==p2)?EOF:*p1++)
#pragma GCC optimize(2)
void write(int x);
ll c[120][120];
char *p1,*p2,buf[100000];
int read();
const int N=1e5+10;
int fact[N],infact[N];
int n,m,k;
vector<vector<int>> mp(7,vector<int>(7,0));
int ans=1000;
void dfs(int k){
if(k==1) {ans=min(ans,k);return;}
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
if(mp[i][j]){
if(i+1<=n&&mp[i+1][j]){
if(i+2<=n&&!mp[i+2][j]){
mp[i+2][j]=1;
mp[i][j]=0;
mp[i+1][j]=0;
dfs(k-1);
ans=min(ans,k);
mp[i+2][j]=0;
mp[i][j]=1;
mp[i+1][j]=1;
}
}
if(i-1>0&&mp[i-1][j]){
if(i-2>0&&!mp[i-2][j]){
mp[i-2][j]=1;
mp[i][j]=0;
mp[i-1][j]=0;
dfs(k-1);
ans=min(ans,k);
mp[i-2][j]=0;
mp[i][j]=1;
mp[i-1][j]=1;
}
}
if(j+1<=m&&mp[i][j+1]){
if(j+2<=m&&!mp[i][j+2]){
mp[i][j+2]=1;
mp[i][j]=0;
mp[i][j+1]=0;
dfs(k-1);
ans=min(ans,k);
mp[i][j+2]=0;
mp[i][j]=1;
mp[i][j+1]=1;
}
}
if(j-1>0&&mp[i][j-1]){
if(j-2>0&&!mp[i][j-2]){
mp[i][j-2]=1;
mp[i][j]=0;
mp[i][j-1]=0;
dfs(k-1);
ans=min(ans,k);
mp[i][j-2]=0;
mp[i][j]=1;
mp[i][j-1]=1;
}
}
}
}
}
ans=min(ans,k);
}
void solve(){
cin>>n>>m>>k;
for(int i=1;i<=n;i++)
mp[i].assign(m+1,0);
for(int i=1;i<=k;i++){
int x,y;
cin>>x>>y;
mp[x][y]=1;
}
dfs(k);
cout<<ans<<endl;
ans=1000;
}
int main() {
int t=1;
cin>>t;
while(t--) solve();
return 0;
}
void write(int x)
{
if(x<0)
putchar('-'),x=-x;
if(x>9)
write(x/10);
putchar(x%10+'0');
return;
}
int read()
{
int x=0,f=1;
char ch=nc();
while(ch<48||ch>57)
{
if(ch=='-')
f=-1;
ch=nc();
}
while(ch>=48&&ch<=57)
x=x*10+ch-48,ch=nc();
return x*f;
}
// ll ksm(ll a,ll b,ll mod){
// ll ans=1;
// a%=mod;
// while(b>0){
// if(b&1) ans=ans*a%mod;
// a=a*a%mod;
// b>>=1;
// }
// return ans;
// }
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3608kb
input:
3 3 4 5 2 2 1 2 1 4 3 4 1 1 1 3 3 1 1 1 2 1 3 2 1 1 2 1
output:
2 3 1
result:
ok 3 number(s): "2 3 1"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3776kb
input:
20 2 1 2 1 1 2 1 5 1 3 3 1 2 1 4 1 3 3 6 1 2 2 2 1 1 2 3 3 1 3 2 4 4 4 2 3 3 1 3 2 1 2 1 1 1 1 1 5 2 6 3 2 4 1 2 1 5 2 2 2 5 1 1 3 1 1 2 1 5 1 1 5 4 6 5 4 6 4 4 2 3 4 3 1 6 6 6 3 2 4 1 3 2 1 2 2 2 2 1 1 1 5 3 4 2 2 5 1 4 3 3 2 6 5 6 5 5 6 5 2 4 2 1 3 4 1 4 2 6 5 1 6 2 1 1 4 2 3 1 3 3 5 6 2 1 3 3 1 5...
output:
2 2 3 1 1 2 1 1 3 3 2 1 3 3 2 1 3 1 2 2
result:
ok 20 numbers
Test #3:
score: 0
Accepted
time: 0ms
memory: 3856kb
input:
20 2 1 1 2 1 4 3 2 4 3 1 1 6 4 6 4 3 5 4 4 2 3 2 3 4 2 3 3 6 4 3 1 2 6 2 4 3 5 6 6 6 3 3 3 6 4 2 3 2 4 1 1 4 3 3 1 1 1 2 3 2 2 2 2 1 3 2 2 1 2 2 2 3 4 5 2 1 3 4 3 1 2 2 3 2 2 5 5 1 5 2 3 2 5 1 4 2 2 5 6 6 5 1 2 2 1 4 5 3 4 4 1 1 2 3 4 1 1 1 2 2 2 2 1 2 3 4 1 1 2 1 1 2 2 2 6 3 6 4 2 4 1 1 3 6 2 3 3 2...
output:
1 2 2 4 4 1 1 1 2 2 6 2 2 3 4 1 1 1 3 2
result:
ok 20 numbers
Test #4:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
20 1 5 3 1 2 1 3 1 1 5 6 6 5 4 2 4 4 4 4 6 2 5 3 3 5 2 4 4 1 3 1 4 2 5 2 6 3 6 3 1 5 2 3 2 4 1 4 3 3 3 5 3 5 5 2 2 2 3 1 4 3 3 2 6 1 4 3 1 5 1 1 1 4 1 3 5 6 1 1 2 1 3 4 1 5 2 2 3 3 2 5 2 2 5 2 1 5 4 6 1 3 4 3 2 2 1 2 3 3 2 3 2 3 3 2 3 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 6 4 5 2 1 6 2 3 2 1 2 4 2 5...
output:
2 1 2 2 1 2 3 2 2 3 1 1 1 3 2 2 2 3 2 1
result:
ok 20 numbers
Test #5:
score: 0
Accepted
time: 1ms
memory: 3492kb
input:
20 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5 2 6 6 6 2 4 3 4 3 3 4 3 4 2 5...
output:
2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
result:
ok 20 numbers