Submission #53567854

Source Code Expand

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

#define rep(i, x) for (int i = 0; i < (x); i++)

int main()
{
  int N;
  cin >> N;
  vector<ll> A(N), B(N);
  rep(i, N) cin >> A[i] >> B[i];

  /*
  方針:
    一番[Bi-Ai]が大きい巨人が一番上に乗り、それ以外の巨人は土台になる。その時の頭の高さは
    ΣAi + max[Bi-Ai]となる。
  */
  ll maxHeadSize = 0; // 一番大きな巨人のB-A
  ll totalSize = 0;   // 地面を基準とした頭の高さの最大値
  for (int i = 0; i < N; i++)
  {
    maxHeadSize = max(maxHeadSize, B[i] - A[i]);
    totalSize += A[i];
  }

  cout << totalSize + maxHeadSize << endl;
  return 0;
}

Submission Info

Submission Time
Task C - Standing On The Shoulders
User ryoh1004
Language C++ 23 (gcc 12.2)
Score 300
Code Size 688 Byte
Status AC
Exec Time 98 ms
Memory 6408 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 23
Set Name Test Cases
Sample sample00.txt, sample01.txt, sample02.txt
All sample00.txt, sample01.txt, sample02.txt, testcase00.txt, testcase01.txt, testcase02.txt, testcase03.txt, testcase04.txt, testcase05.txt, testcase06.txt, testcase07.txt, testcase08.txt, testcase09.txt, testcase10.txt, testcase11.txt, testcase12.txt, testcase13.txt, testcase14.txt, testcase15.txt, testcase16.txt, testcase17.txt, testcase18.txt, testcase19.txt
Case Name Status Exec Time Memory
sample00.txt AC 1 ms 3632 KiB
sample01.txt AC 1 ms 3476 KiB
sample02.txt AC 1 ms 3636 KiB
testcase00.txt AC 89 ms 5984 KiB
testcase01.txt AC 96 ms 6332 KiB
testcase02.txt AC 91 ms 6148 KiB
testcase03.txt AC 96 ms 6280 KiB
testcase04.txt AC 93 ms 6284 KiB
testcase05.txt AC 96 ms 6284 KiB
testcase06.txt AC 88 ms 6072 KiB
testcase07.txt AC 95 ms 6332 KiB
testcase08.txt AC 95 ms 6408 KiB
testcase09.txt AC 98 ms 6328 KiB
testcase10.txt AC 88 ms 6072 KiB
testcase11.txt AC 95 ms 6328 KiB
testcase12.txt AC 90 ms 6064 KiB
testcase13.txt AC 95 ms 6284 KiB
testcase14.txt AC 95 ms 6336 KiB
testcase15.txt AC 96 ms 6264 KiB
testcase16.txt AC 88 ms 6072 KiB
testcase17.txt AC 96 ms 6256 KiB
testcase18.txt AC 91 ms 6044 KiB
testcase19.txt AC 96 ms 6248 KiB