제출 #127596

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
127596	2019-07-09 15:59:52	arnold518	Exhibition (JOI19_ho_t2)	C++14	100 / 100	94 ms	4984 KiB

joi2019_ho_t2

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 1e5;
int N, M;
pii V[MAXN+10];
int S[MAXN+10], C[MAXN+10];
int ans;
int main()
{
    int i, j;
    scanf("%d%d", &N, &M);
    for(i=1; i<=N; i++) scanf("%d%d", &V[i].second, &V[i].first);
    for(i=1; i<=M; i++) scanf("%d", &C[i]);
    sort(V+1, V+N+1);
    sort(C+1, C+M+1);
    for(i=1; i<=N; i++) S[i]=V[i].second;
    for(i=N, j=M; i>=1 && j>=1;)
    {
        if(C[j]<S[i]) i--;
        else i--, j--, ans++;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:19:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &N, &M);
     ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:20:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(i=1; i<=N; i++) scanf("%d%d", &V[i].second, &V[i].first);
                         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:21:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(i=1; i<=M; i++) scanf("%d", &C[i]);
                         ~~~~~^~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50