Submission #718023

#	Time	Username	Problem	Language	Result	Execution time	Memory
718023		hariaakas646	Self Study (JOI22_ho_t2)	C++17	0 / 100	485 ms	5272 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 &v1, vll &v2)
{
    lli tot = 0;
    frange(i, n)
    {
        lli e1 = v1[i];
        lli e2 = v2[i];
        if (e1 > e2)
        {
            lli tmp = x;
            lli v = (tmp + e1 - 1) / e1;
            tmp -= e1 * min(m, v);
            tot += min(m, v);
            if (tmp > 0)
            {
                v = (tmp + e2 - 1) / e2;
                tot += v;
            }
        }
        else
        {
            tot += (x + e2 - 1) / e2;
        }
    }
    return tot <= n * m;
}

int main()
{

    sclld(n);
    sclld(m);
    vll vec1(n);
    vll vec2(n);
    frange(i, n)
    {
        sclld(vec1[i]);
    }
    frange(i, n)
    {
        lli a;
        sclld(a);
        vec2[i] = a;
    }
    // mi = *min_element(all(vec));
    lli hi = 4e18;
    lli lo = 0;
    while (hi != lo)
    {
        lli mid = (hi + lo + 1) / 2;
        if (check(mid, vec1, vec2))
        {
            lo = mid;
        }
        else
        {
            hi = mid - 1;
        }
    }
    printf("%lld", lo);
}

Compilation message (stderr)

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:67:5: note: in expansion of macro 'sclld'
   67 |     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:68:5: note: in expansion of macro 'sclld'
   68 |     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:73:9: note: in expansion of macro 'sclld'
   73 |         sclld(vec1[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:78:9: note: in expansion of macro 'sclld'
   78 |         sclld(a);
      |         ^~~~~

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