#include <bits/stdc++.h>
using namespace std;
typedef long long int lo;
//~ #define int long long
#define fi first
#define se second
#define mp make_pair
#define endl "\n"
#define pb push_back
#define fio() ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define FOR for(int i=1;i<=n*2;i++)
#define mid ((start+end)/2)
#define ort ((bas+son)/2)
const lo inf = 1000000000000000000;
const lo KOK = 100000;
const lo LOG = 30;
const int li = 302;
const lo mod = 1000000007;
int n,m,b[li],a[li],k,flagt,t,dp[li][li][li][3][2];
int cev;
inline int add(int x,int y){
if(x+y>=mod)return x+y-mod;
return x+y;
}
inline int f(int x,int y,int z,int kim,int last){
int cevv=0;
if(x==0 && y==0 && z==0)return 1;
if(~dp[x][y][z][kim][last])return dp[x][y][z][kim][last];
if(kim==0){
if(x==0 && z==0)cevv=add(cevv,f(x,y,z,1,0));
for(int i=1;i<=x;i++)cevv=add(cevv,f(x-1,y,z,1,1));
for(int i=1;i<=z;i++)cevv=add(cevv,f(x,y+1,z-1,1,0));
}
if(kim==1){
if(y==0 && x==0)cevv=add(cevv,f(x,y,z,2,last));
for(int i=1;i<=y;i++)cevv=add(cevv,f(x,y-1,z,2,1));
for(int i=1;i<=x;i++)cevv=add(cevv,f(x-1,y,z+1,2,last));
}
if(kim==2){
for(int i=1;i<=z;i++)cevv=add(cevv,f(x,y,z-1,0,0));
if(last)for(int i=1;i<=y;i++)cevv=add(cevv,f(x+1,y-1,z,0,0));
}
return dp[x][y][z][kim][last]=cevv;
}
int32_t main(void){
scanf("%d %d",&n,&t);
//~ memset(dp,-1,sizeof(dp));
while(t--){
FOR{
scanf("%d",&a[i]);
}
FOR{
scanf("%d",&b[i]);
}
int aveb=0,avec=0,bvec=0;
FOR{
int oku;
scanf("%d",&oku);
for(int j=1;j<=n*2;j++){
if(oku==a[j])avec++;
if(oku==b[j])bvec++;
}
}
FOR{
for(int j=1;j<=n*2;j++){
if(a[i]==b[j])aveb++;
}
}
printf("%d\n",f(aveb,bvec,avec,0,0));
}
return 0;
}
Compilation message
fishing.cpp: In function 'int32_t main()':
fishing.cpp:54:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
54 | scanf("%d %d",&n,&t);
| ~~~~~^~~~~~~~~~~~~~~
fishing.cpp:58:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
58 | scanf("%d",&a[i]);
| ~~~~~^~~~~~~~~~~~
fishing.cpp:61:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
61 | scanf("%d",&b[i]);
| ~~~~~^~~~~~~~~~~~
fishing.cpp:66:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
66 | scanf("%d",&oku);
| ~~~~~^~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 2 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
| 3 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 4 |
Incorrect |
0 ms |
444 KB |
Output isn't correct |
| 5 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 6 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 7 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 8 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 9 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 10 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
