제출 #718021

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
718021		hariaakas646	Self Study (JOI22_ho_t2)	C++14	35 / 100	219 ms	8552 KiB

Main

#include <bits/stdc++.h>
#include <iostream>

using namespace std;

#define scd(t) scanf("%d", &t)
#define scld(t) scanf("%ld", &t)
#define sclld(t) scanf("%lld", &t)
#define scc(t) scanf("%c", &t)
#define scs(t) scanf("%s", t)
#define scf(t) scanf("%f", &t)
#define sclf(t) scanf("%lf", &t)
#define forr(i, j, k) for (int i = j; i < k; i++)
#define frange(i, j) forr(i, 0, j)
#define all(cont) cont.begin(), cont.end()
#define mp make_pair
#define pb push_back
#define f first
#define s second
typedef long int li;
typedef unsigned long int uli;
typedef long long int lli;
typedef unsigned long long int ulli;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<lli> vll;
typedef vector<string> vs;
typedef vector<pii> vii;
typedef vector<vi> vvi;
typedef map<int, int> mpii;
typedef set<int> seti;
typedef multiset<int> mseti;
typedef long double ld;

lli n, m;
bool check(lli x, vll &vec)
{
    lli tot = 0;
    for (auto e : vec)
    {
        tot += (x + e - 1) / e;
    }
    return tot <= n * m;
}

int main()
{

    sclld(n);
    sclld(m);
    lli mi = 1e15;
    vll vec(n);
    frange(i, n)
    {
        sclld(vec[i]);
    }
    frange(i, n)
    {
        lli a;
        sclld(a);
        vec[i] = max(vec[i], a);
    }
    mi = *min_element(all(vec));
    lli hi = (mi * m) * n;
    lli lo = 0;
    while (hi != lo)
    {
        lli mid = (hi + lo + 1) / 2;
        if (check(mid, vec))
        {
            lo = mid;
        }
        else
        {
            hi = mid - 1;
        }
    }
    printf("%lld", lo);
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:8:23: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 | #define sclld(t) scanf("%lld", &t)
      |                  ~~~~~^~~~~~~~~~~~
Main.cpp:50:5: note: in expansion of macro 'sclld'
   50 |     sclld(n);
      |     ^~~~~
Main.cpp:8:23: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 | #define sclld(t) scanf("%lld", &t)
      |                  ~~~~~^~~~~~~~~~~~
Main.cpp:51:5: note: in expansion of macro 'sclld'
   51 |     sclld(m);
      |     ^~~~~
Main.cpp:8:23: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 | #define sclld(t) scanf("%lld", &t)
      |                  ~~~~~^~~~~~~~~~~~
Main.cpp:56:9: note: in expansion of macro 'sclld'
   56 |         sclld(vec[i]);
      |         ^~~~~
Main.cpp:8:23: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 | #define sclld(t) scanf("%lld", &t)
      |                  ~~~~~^~~~~~~~~~~~
Main.cpp:61:9: note: in expansion of macro 'sclld'
   61 |         sclld(a);
      |         ^~~~~

• Subtask 1: 10 / 10
• Subtask 2: 25 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29
• Subtask 5: 0 / 9