Submission #937958

#	Time	Username	Problem	Language	Result	Execution time	Memory
937958		Litusiano	Self Study (JOI22_ho_t2)	C++17	0 / 100	446 ms	7464 KiB

Main

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
 
vector<pair<int,int>> v;
int n,m;
bool check(int mid){
	vector<int> need(n,0);
	int tot = 0;
	for(int i = 0; i<n; i++){
		int z = max(v[i].first, v[i].second);
		int z1 = z + mid -1;
		int k = (z1)/z;
		z*=m;
		if(k > m) tot+=m, need[i] = mid-(z);
		else tot+=k;
	}
	for(int i = 0; i<n; i++){
		int z = need[i];
		z += v[i].second;
		z--;
		tot += (z)/v[i].second;	
	}
	return (tot<=n*m);
}
 
signed main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cin>>n>>m;
	v.resize(n);
	for(auto& x : v) cin>>x.first; for(auto& x : v) cin>>x.second;
	int low = 0; int high = 1e18+5;
	while(high > low+1){
		int middle = (low+high)/2;
		if(check(middle)) low = middle;
		else high = middle;
	}
	cout<<low<<endl;
}	

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:33:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   33 |  for(auto& x : v) cin>>x.first; for(auto& x : v) cin>>x.second;
      |  ^~~
Main.cpp:33:33: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   33 |  for(auto& x : v) cin>>x.first; for(auto& x : v) cin>>x.second;
      |                                 ^~~

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