Submission #3361220

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

#define NDEBUG
#ifdef DEBUG
#include "../cout11.h"
#undef NDEBUG
#endif
#include <cassert>

typedef long long ll;
typedef long double Double;
typedef unsigned long long ull;
typedef pair<int,int> ii;
typedef pair<ll,ll> llll;
typedef pair<double,double> dd;

typedef vector<int> vi;
typedef vector<vector<int>> vvi;
typedef vector<ii> vii;
typedef vector<vector<ii>> vvii;
typedef vector<ll> vll;
typedef vector<string> vs;
typedef vector<double> vd;
typedef vector<long double> vD;

#define sz(a)  int((a).size())
#define pb  push_back
#define FOR(var,from,to) for(int var=(from);var<=(to);++var)
#define rep(var,n)  for(int var=0;var<(n);++var)
#define rep1(var,n)  for(int var=1;var<=(n);++var)
#define repC2(vari,varj,n)  for(int vari=0;vari<(n)-1;++vari)for(int varj=vari+1;varj<(n);++varj)
#define ALL(c)  (c).begin(),(c).end()
#define RALL(c)  (c).rbegin(),(c).rend()
#define tr(i,c)  for(auto i=(c).begin(); i!=(c).end(); ++i)
#define found(s,e)  ((s).find(e)!=(s).end())
#define mset(arr,val)  memset(arr,val,sizeof(arr))
#define mid(x,y) ((x)+((y)-(x))/2)
#define IN(x,a,b) ((a)<=(x)&&(x)<=(b))
#define cons make_pair


ll gcd(ll a, ll b) { while(a) swap(a, b%=a); return b; }


int solve(int N, int M) {
    set<int> y;
    for (int d=1; d<=M/d; ++d) {
        if (M % d == 0) {
            y.insert(d);
            y.insert(M/d);
        }
    }
    for (auto it=y.rbegin(); it!=y.rend(); ++it) {
        int d = *it;
        if (N <= M/d) return d;
    }
    return 1;
}

int main() {
    int N, M; cin >> N >> M;
    cout << solve(N, M) << endl;
    return 0;
}

Submission Info

Submission Time
Task D - Partition
User naoya_t
Language C++14 (GCC 5.4.1)
Score 400
Code Size 1688 Byte
Status
Exec Time 1 ms
Memory 256 KB

Test Cases

Set Name Score / Max Score Test Cases
All 400 / 400 0_small_1, 0_small_2, 0_small_3, 1_large_1, 1_large_2, 1_large_3, 1_large_4, 1_large_5, 1_large_6, 1_large_7, 2_max_1, 2_max_2, 3_prime_1, 3_prime_10, 3_prime_11, 3_prime_2, 3_prime_3, 3_prime_4, 3_prime_5, 3_prime_6, 3_prime_7, 3_prime_8, 3_prime_9, 4_hand_1, 4_hand_2, 4_hand_3, 4_hand_4, sample_01, sample_02, sample_03
Sample 0 / 0 sample_01, sample_02, sample_03
Case Name Status Exec Time Memory
0_small_1 1 ms 256 KB
0_small_2 1 ms 256 KB
0_small_3 1 ms 256 KB
1_large_1 1 ms 256 KB
1_large_2 1 ms 256 KB
1_large_3 1 ms 256 KB
1_large_4 1 ms 256 KB
1_large_5 1 ms 256 KB
1_large_6 1 ms 256 KB
1_large_7 1 ms 256 KB
2_max_1 1 ms 256 KB
2_max_2 1 ms 256 KB
3_prime_1 1 ms 256 KB
3_prime_10 1 ms 256 KB
3_prime_11 1 ms 256 KB
3_prime_2 1 ms 256 KB
3_prime_3 1 ms 256 KB
3_prime_4 1 ms 256 KB
3_prime_5 1 ms 256 KB
3_prime_6 1 ms 256 KB
3_prime_7 1 ms 256 KB
3_prime_8 1 ms 256 KB
3_prime_9 1 ms 256 KB
4_hand_1 1 ms 256 KB
4_hand_2 1 ms 256 KB
4_hand_3 1 ms 256 KB
4_hand_4 1 ms 256 KB
sample_01 1 ms 256 KB
sample_02 1 ms 256 KB
sample_03 1 ms 256 KB