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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 |
---|---|---|---|---|---|---|---|---|---|
#768561 | #8049. Equal Sums | water_three | ML | 0ms | 11980kb | C++14 | 1.1kb | 2024-11-21 12:17:35 | 2024-11-21 12:17:36 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
int n,m,l[710],r[710],L[710],R[710];
int f[510][510][1110],delt[510][1110],c[1110],mod=998244353,ans[510][510];
inline void h(int &x){if(x>=mod)x-=mod;if(x>=mod)x-=mod;}
int main(){
cin>>n>>m;
for(int i=1;i<=n;i++)scanf("%d%d",&l[i],&r[i]);
for(int i=1;i<=m;i++)scanf("%d%d",&L[i],&R[i]);
f[0][0][500]=1,f[0][0][501]=-1;
for(int i=0;i<=n;i++){
for(int j=0;j<=m;j++){
for(int k=0;k<=1000;k++){
if(k)f[i][j][k]+=f[i][j][k-1];
h(f[i][j][k]);
}
for(int k=0;k<=1000;k++){
if(k-500>=0){
f[i][j+1][k-R[j+1]]+=f[i][j][k];
f[i][j+1][k-L[j+1]+1]-=f[i][j][k]-mod;
h(f[i][j+1][k-R[j+1]]);
h(f[i][j+1][k-L[j+1]+1]);
}
else{
f[i+1][j][k+l[i+1]]+=f[i][j][k];
f[i+1][j][k+r[i+1]+1]-=f[i][j][k]-mod;
h(f[i+1][j][k+l[i+1]]);
h(f[i+1][j][k+r[i+1]+1]);
}
}
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
cout<<f[i][j][500]<<" ";
}
cout<<"\n";
}
return 0;
}
/*
4 4
1 5
5 5
4 4
3 3
2 2
3 5
2 6
3 6
*/
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 11980kb
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
Memory Limit Exceeded
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 ...