//#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC target("avx,avx2,sse,sse2")
#include<bits/stdc++.h>
#define int long long
//#define ll long long
#define down cout<<'\n';
#define NHP ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define checktime cerr << (double)clock() / CLOCKS_PER_SEC * 1000 << " ms";
using namespace std;
void ngha();
const int mod2 = 1e9 + 7;
const int mod1 = 998244353;
struct ib
{
int a;
int b;
};
struct icd
{
int a, b;
};
struct ic
{
int a, b, c;
};
struct id
{
int a, b, c, d;
};
struct ie
{
int a, b, c, d, e;
};
int n, m, s1, s2, s4, s3, sf, k, r, mid, s5, s6, mx, s7, s8, s9, mx2, res, dem2 = 0, dem = 0, l;
int i, s10, s12;
int el = 29;
main()
{
//#ifndef ONLINE_JUDGE
// fin(task),fou(task);
//#endif
NHP
//modwwe
// cin>>res;
ngha(), down
checktime
}
int a[300001];
int b[300001];
bool check(int x)
{ int sss=0;
for(int i=1;i<=n;i++)
{
int ss2=x/a[i];
if(x%a[i]!=0)ss2++;
if(ss2<=m) sss+=m-ss2;
else
{
int ss3=x-a[i]*m;
int ss4=ss3/b[i];
if(ss3%b[i]!=0)ss4++;
sss-=ss4;
}
}
return sss>=0;
}
void ngha()
{
cin >> n >> m;
for(int i=1;i<=n;i++)
cin>>a[i];
s2=0;
for(int i=1;i<=n;i++)
cin>>b[i],
a[i]=max(a[i],b[i]),s2=max(s2,a[i]);
l=n;
r=s2*m;
while(l<=r)
{
int mid=l+r>>1;
if(check(mid)) l=mid+1;
else r=mid-1;
}
cout<<l-1;
}
Compilation message
Main.cpp:45:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
45 | main()
| ^~~~
Main.cpp: In function 'void ngha()':
Main.cpp:79:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
79 | for(int i=1;i<=n;i++)
| ^~~
Main.cpp:81:10: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
81 | s2=0;
| ^~
Main.cpp:89:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
89 | int mid=l+r>>1;
| ~^~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2648 KB |
Output is correct |
8 |
Correct |
1 ms |
2392 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
2 ms |
2516 KB |
Output is correct |
11 |
Correct |
84 ms |
4948 KB |
Output is correct |
12 |
Correct |
83 ms |
4956 KB |
Output is correct |
13 |
Correct |
73 ms |
4952 KB |
Output is correct |
14 |
Correct |
76 ms |
4948 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Incorrect |
23 ms |
6208 KB |
Output isn't correct |
17 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Incorrect |
23 ms |
6208 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2648 KB |
Output is correct |
8 |
Correct |
1 ms |
2392 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
2 ms |
2516 KB |
Output is correct |
11 |
Correct |
84 ms |
4948 KB |
Output is correct |
12 |
Correct |
83 ms |
4956 KB |
Output is correct |
13 |
Correct |
73 ms |
4952 KB |
Output is correct |
14 |
Correct |
76 ms |
4948 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Incorrect |
23 ms |
6208 KB |
Output isn't correct |
17 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Incorrect |
23 ms |
6208 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2648 KB |
Output is correct |
8 |
Correct |
1 ms |
2392 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
2 ms |
2516 KB |
Output is correct |
11 |
Correct |
84 ms |
4948 KB |
Output is correct |
12 |
Correct |
83 ms |
4956 KB |
Output is correct |
13 |
Correct |
73 ms |
4952 KB |
Output is correct |
14 |
Correct |
76 ms |
4948 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Incorrect |
23 ms |
6208 KB |
Output isn't correct |
17 |
Halted |
0 ms |
0 KB |
- |