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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#621159#8049. Equal SumsDrimpossibleWA 1279ms13548kbC++141.3kb2024-10-08 10:11:002024-10-08 10:11:04

Judging History

你现在查看的是最新测评结果

  • [2024-10-08 10:11:04]
  • 评测
  • 测评结果:WA
  • 用时:1279ms
  • 内存:13548kb
  • [2024-10-08 10:11:00]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;

#define int long long

const int N=505;
const int mod=998244353;

int n,m;
int lx[N],rx[N],ly[N],ry[N];
int f[2][N][N<<1],ans[N][N];

signed main(){

    cin>>n>>m;
    for(int i=1;i<=n;i++)
        cin>>lx[i]>>rx[i];
    for(int i=1;i<=m;i++)
        cin>>ly[i]>>ry[i];
    
    
    for(int i=0;i<=n;i++){
        memset(f[i&1],0,sizeof f[i&1]);
        for(int j=0;j<=m;j++){
            if(i==j&&i==0){
                for(int i=500;i<=1000;i++)
                    f[0][0][i]=1;
                continue;
            }
            if(i>j){
                for(int k=lx[i];k<=1000;k++){
                    int l=max(0ll,k-rx[i]),r=k-lx[i];
                    (f[i&1][j][k]+=f[(i&1)^1][j][r]+mod-(l>0?f[(i&1)^1][j][l-1]:0))%=mod;
                }
            }
            else {
                for(int k=0;k+ly[j]<=1000;k++){
                    int l=k+ly[j],r=min(1000ll,k+ry[j]);
                    (f[i&1][j][k]+=f[i&1][j-1][r]+mod-f[i&1][j-1][l-1])%=mod;
                }
            }
            ans[i][j]=f[i&1][j][500];
            for(int k=1;k<=1000;k++)
                (f[i&1][j][k]+=f[i&1][j][k-1])%=mod;
        }
    }
    for(int i=1;i<=n;i++,cout<<'\n')
        for(int j=1;j<=m;j++)
            cout<<ans[i][j]<<' ';


    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 2ms
memory: 13352kb

input:

2 3
1 2
2 3
1 4
2 2
1 3

output:

2 0 0 
3 4 4 

result:

ok 6 numbers

Test #2:

score: -100
Wrong Answer
time: 1279ms
memory: 13548kb

input:

500 500
19 458
1 480
7 485
50 461
12 476
15 461
48 466
40 453
46 467
9 458
27 478
26 472
46 459
29 490
6 500
17 487
48 484
28 472
28 459
25 480
4 491
29 481
36 460
2 491
44 499
22 473
20 458
4 483
27 471
2 496
11 461
43 450
2 478
37 466
15 459
42 482
7 451
19 455
2 453
47 475
48 450
1 474
46 471
9 4...

output:

411 79401 9145270 673005095 180581065 984223118 586589234 293043270 404363796 865361724 665487988 118838806 926189944 226338288 521479857 808644951 786041288 340769021 177100 21 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...

result:

wrong answer 503rd numbers differ - expected: '927935471', found: '378445120'