oj.uz

Submission #1014050

# Submission time Handle Problem Language Result Execution time Memory
1014050 2024-07-04T10:04:35 Z Error404 Horses (IOI15_horses) C++17
100 / 100
 136 ms 53840 KB 
#include "bits/stdc++.h"
using namespace std;
#define ll long long
#define f first
#define s second
#define pi pair<ll,ll>
#define vi vector<ll>
#define vd vector<double>
#define vpi vector<pi>
#define pb push_back
#define INF 1e18
#define endl '\n'
//#define int ll
#define pii pair<pi,ll>
const int mod = 1e9+7;

vd x, y;
vi ox, oy;
const int MAX = 500000;
int n;
struct dt {
    double sum, pref;
    ll mulx,ans;
};

dt t[MAX*4];


dt make_data(int i){
    dt a;
    a.sum = x[i];
    a.mulx = ox[i];
    a.pref = x[i] + y[i];
    a.ans = (ox[i]*oy[i])%mod;
    return a;
}



dt combine(dt a, dt b){
    dt hold;
    hold.sum = a.sum+ b.sum;
    hold.mulx = ((a.mulx % mod) * (b.mulx % mod))%mod;
    if(a.pref > a.sum+b.pref){
        hold.pref = a.pref;
        hold.ans = a.ans;
    }
    else{
        hold.pref = a.sum + b.pref;
        hold.ans = (a.mulx * b.ans)%mod; 
    }
    return hold;
} 

void build(int v,int l,int r){
    if(l==r){
        t[v] = make_data(l);
        return;
    }
    int m = (l+r)/2;
    build(v*2,l,m);
    build(v*2+1,m+1,r);
    t[v] = combine(t[v*2],t[v*2+1]);
}


void update(int v, int l,int r, int pos){
    if(l==r){
        t[v]= make_data(l);
        return;
    }
    int m = (l+r)/2;
    if(pos<=m) update(v*2,l,m,pos);
    else  update(v*2+1,m+1,r,pos);
    t[v] = combine(t[v*2],t[v*2+1]);
}



int init(int N, int a[], int b[]){
    n = N;
    x.resize(n+1);
    y.resize(n+1);
    ox.resize(n+1);
    oy.resize(n+1);

   
    x[0]=0;
    y[0]=0;
    for(int i =1 ; i <= n; i++){
        ox[i] = a[i-1];
        oy[i] = b[i-1];
        x[i] =log10(ox[i]);
        y[i] =  log10(oy[i]);
    }
    build(1,1,n);
    return (t[1].ans%mod);
}


int updateX(int pos,int val){
    pos ++;
    x[pos] = log10(val);
    ox[pos]= val;
    update(1,1,n,pos);
    return (t[1].ans%mod);
}

int updateY(int pos,int val){
    pos++;
    y[pos] = log10(val);
    oy[pos] = val;
    update(1,1,n,pos);
    return (t[1].ans%mod);
}

Compilation message

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:97:21: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   97 |     return (t[1].ans%mod);
      |            ~~~~~~~~~^~~~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:106:21: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
  106 |     return (t[1].ans%mod);
      |            ~~~~~~~~~^~~~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:114:21: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
  114 |     return (t[1].ans%mod);
      |            ~~~~~~~~~^~~~~

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 71 ms 53660 KB Output is correct
2 Correct 125 ms 53728 KB Output is correct
3 Correct 122 ms 53724 KB Output is correct
4 Correct 107 ms 53588 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 436 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 480 KB Output is correct
33 Correct 54 ms 52916 KB Output is correct
34 Correct 51 ms 52776 KB Output is correct
35 Correct 63 ms 52820 KB Output is correct
36 Correct 83 ms 52820 KB Output is correct
37 Correct 41 ms 52816 KB Output is correct
38 Correct 48 ms 52712 KB Output is correct
39 Correct 35 ms 52816 KB Output is correct
40 Correct 67 ms 52912 KB Output is correct
41 Correct 33 ms 52824 KB Output is correct
42 Correct 38 ms 52920 KB Output is correct
43 Correct 52 ms 52608 KB Output is correct
44 Correct 54 ms 52820 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 600 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 72 ms 53724 KB Output is correct
34 Correct 136 ms 53804 KB Output is correct
35 Correct 103 ms 53584 KB Output is correct
36 Correct 106 ms 53584 KB Output is correct
37 Correct 55 ms 52816 KB Output is correct
38 Correct 55 ms 52816 KB Output is correct
39 Correct 72 ms 52820 KB Output is correct
40 Correct 72 ms 52820 KB Output is correct
41 Correct 44 ms 52820 KB Output is correct
42 Correct 50 ms 52912 KB Output is correct
43 Correct 39 ms 52820 KB Output is correct
44 Correct 55 ms 52872 KB Output is correct
45 Correct 39 ms 52940 KB Output is correct
46 Correct 40 ms 52876 KB Output is correct
47 Correct 60 ms 52768 KB Output is correct
48 Correct 53 ms 52820 KB Output is correct
49 Correct 136 ms 53584 KB Output is correct
50 Correct 113 ms 53808 KB Output is correct
51 Correct 103 ms 53840 KB Output is correct
52 Correct 99 ms 53840 KB Output is correct
53 Correct 99 ms 53584 KB Output is correct
54 Correct 81 ms 53584 KB Output is correct
55 Correct 67 ms 52816 KB Output is correct
56 Correct 88 ms 53584 KB Output is correct
57 Correct 67 ms 53584 KB Output is correct
58 Correct 85 ms 53732 KB Output is correct
59 Correct 53 ms 52672 KB Output is correct