Submission #50622337

Source Code Expand

#include <bits/stdc++.h>
#include <atcoder/modint>
const int MOD=998244353;
using mint = atcoder::static_modint<MOD>;
using namespace std;
typedef long long ll;
#define rep(i,a,n) for (ll i=a;i<(ll)(n);i++)
ll read(){ll r;scanf("%lld",&r);return r;}
mint I[200010];
int main(){
  I[1]=1;
  rep(i,2,200000+1) I[i]=(MOD-MOD/i)*I[MOD%i];
  int n=read();
  int m=read();
  int a=read();
  int b=read();
  int c=read();
  int d=read();
  if(a>c) swap(a,c);
  if(b>d) swap(b,d);
  int e=c-a+d-b;
  mint ans=1;
  for(int u:{a-1,n-c,b-1,m-d})rep(i,1,u+1)ans+=I[i+e];
  printf("%d\n",ans.val());
}

Submission Info

Submission Time
Task E - Paper Cutting 2
User cromarmot
Language C++ 20 (gcc 12.2)
Score 700
Code Size 589 Byte
Status AC
Exec Time 3 ms
Memory 4656 KiB

Compile Error

Main.cpp: In function ‘ll read()’:
Main.cpp:8:21: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    8 | ll read(){ll r;scanf("%lld",&r);return r;}
      |                ~~~~~^~~~~~~~~~~

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 700 / 700
Status
AC × 4
AC × 21
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt, s4.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, s1.txt, s2.txt, s3.txt, s4.txt
Case Name Status Exec Time Memory
01.txt AC 3 ms 4436 KiB
02.txt AC 3 ms 4376 KiB
03.txt AC 3 ms 4544 KiB
04.txt AC 3 ms 4608 KiB
05.txt AC 3 ms 4544 KiB
06.txt AC 2 ms 4520 KiB
07.txt AC 2 ms 4348 KiB
08.txt AC 3 ms 4548 KiB
09.txt AC 3 ms 4472 KiB
10.txt AC 3 ms 4524 KiB
11.txt AC 3 ms 4352 KiB
12.txt AC 3 ms 4444 KiB
13.txt AC 3 ms 4396 KiB
14.txt AC 3 ms 4524 KiB
15.txt AC 3 ms 4344 KiB
16.txt AC 3 ms 4656 KiB
17.txt AC 2 ms 4520 KiB
s1.txt AC 2 ms 4572 KiB
s2.txt AC 3 ms 4348 KiB
s3.txt AC 3 ms 4608 KiB
s4.txt AC 2 ms 4528 KiB