Submission #1405264


Source Code Expand

#include <algorithm>
#include <cstdio>
#include <iostream>
#include <map>
#include <cmath>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <vector>
#include <stdlib.h>
#include <stdio.h>
#include <bitset>
using namespace std;
#define FOR(I,A,B) for(int I = (A); I < (B); ++I)
typedef long long ll;

int main(){
  string A, B;
  cin >> A >> B;
  int aa = 0, bb = 0;
  FOR(i,0,3){
    aa *= 10;
    aa += A[i] - '0';
    bb *= 10;
    bb += B[i] - '0';
  }
  int ans = -10000;
  // Aを書き換える
  FOR(i,0,10){
    // j桁目をiに書き換える
    FOR(j,0,3){
      if(i==0 && j==0) continue;
      int a = 0;
      FOR(k,0,3){
        a *= 10;
        if(k==j){
          a += i;
        } else {
          a += A[k] - '0';
        }
      }
      ans = max(ans, a - bb);
    }
  }
  // Bを書き換える
  FOR(i,0,10){
    // j桁目をiに書き換える
    FOR(j,0,3){
      int b = 0;
      if(i==0 && j==0) continue;
      FOR(k,0,3){
        b *= 10;
        if(k==j){
          b += i;
        } else {
          b += B[k] - '0';
        }
      }
      ans = max(ans, aa - b);
    }
  }
  cout << ans << endl;
  return 0;
}

Submission Info

Submission Time
Task A - A - B problem
User nenuon
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1255 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 45
Set Name Test Cases
Sample sample_0.txt, sample_1.txt, sample_2.txt
All ansneg_0.txt, ansneg_1.txt, ansneg_2.txt, ansneg_3.txt, ansneg_4.txt, ansneg_5.txt, ansneg_6.txt, ansneg_7.txt, ansneg_8.txt, ansneg_9.txt, handmade_0.txt, handmade_1.txt, random_0.txt, random_1.txt, random_2.txt, random_3.txt, random_4.txt, random_5.txt, random_6.txt, random_7.txt, random_8.txt, random_9.txt, sample_0.txt, sample_1.txt, sample_2.txt, top2fixed_0.txt, top2fixed_1.txt, top2fixed_2.txt, top2fixed_3.txt, top2fixed_4.txt, top2fixed_5.txt, top2fixed_6.txt, top2fixed_7.txt, top2fixed_8.txt, top2fixed_9.txt, topfixed_0.txt, topfixed_1.txt, topfixed_2.txt, topfixed_3.txt, topfixed_4.txt, topfixed_5.txt, topfixed_6.txt, topfixed_7.txt, topfixed_8.txt, topfixed_9.txt
Case Name Status Exec Time Memory
ansneg_0.txt AC 1 ms 256 KB
ansneg_1.txt AC 1 ms 256 KB
ansneg_2.txt AC 1 ms 256 KB
ansneg_3.txt AC 1 ms 256 KB
ansneg_4.txt AC 1 ms 256 KB
ansneg_5.txt AC 1 ms 256 KB
ansneg_6.txt AC 1 ms 256 KB
ansneg_7.txt AC 1 ms 256 KB
ansneg_8.txt AC 1 ms 256 KB
ansneg_9.txt AC 1 ms 256 KB
handmade_0.txt AC 1 ms 256 KB
handmade_1.txt AC 1 ms 256 KB
random_0.txt AC 1 ms 256 KB
random_1.txt AC 1 ms 256 KB
random_2.txt AC 1 ms 256 KB
random_3.txt AC 1 ms 256 KB
random_4.txt AC 1 ms 256 KB
random_5.txt AC 1 ms 256 KB
random_6.txt AC 1 ms 256 KB
random_7.txt AC 1 ms 256 KB
random_8.txt AC 1 ms 256 KB
random_9.txt AC 1 ms 256 KB
sample_0.txt AC 1 ms 256 KB
sample_1.txt AC 1 ms 256 KB
sample_2.txt AC 1 ms 256 KB
top2fixed_0.txt AC 1 ms 256 KB
top2fixed_1.txt AC 1 ms 256 KB
top2fixed_2.txt AC 1 ms 256 KB
top2fixed_3.txt AC 1 ms 256 KB
top2fixed_4.txt AC 1 ms 256 KB
top2fixed_5.txt AC 1 ms 256 KB
top2fixed_6.txt AC 1 ms 256 KB
top2fixed_7.txt AC 1 ms 256 KB
top2fixed_8.txt AC 1 ms 256 KB
top2fixed_9.txt AC 1 ms 256 KB
topfixed_0.txt AC 1 ms 256 KB
topfixed_1.txt AC 1 ms 256 KB
topfixed_2.txt AC 1 ms 256 KB
topfixed_3.txt AC 1 ms 256 KB
topfixed_4.txt AC 1 ms 256 KB
topfixed_5.txt AC 1 ms 256 KB
topfixed_6.txt AC 1 ms 256 KB
topfixed_7.txt AC 1 ms 256 KB
topfixed_8.txt AC 1 ms 256 KB
topfixed_9.txt AC 1 ms 256 KB