oj.uz

Submission #1016318

# Submission time Handle Problem Language Result Execution time Memory
1016318 2024-07-07T18:37:35 Z ayankarimova Horses (IOI15_horses) C++14
100 / 100
 111 ms 53844 KB 
#include "horses.h"
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define ll long long
const ll mod=1e9+7;
const ll sz=5e5+5;
struct d
{
    double sum, lpre;
    ll mul, pre;
};
d st[sz*4];
ll x[sz], y[sz], n;
double xl[sz], yl[sz];
d make(ll pos)
{
    d cur;
    cur.sum=xl[pos];
    cur.mul=x[pos];
    cur.lpre=xl[pos]+yl[pos];
    cur.pre=(x[pos]*y[pos])%mod;
    return cur;
}
void mrg(d a, d b, d &c)
{
    c.sum=a.sum+b.sum;
    c.mul=(a.mul*b.mul)%mod;
    if(a.lpre>a.sum+b.lpre){
        c.lpre=a.lpre;
        c.pre=a.pre;
    }
    else{
        c.lpre=a.sum+b.lpre;
        c.pre=(a.mul*b.pre)%mod;
    }
}
void build(ll l, ll r, ll in)
{
    if(l==r){
        st[in]=make(l);
        return;
    }
    ll mid=(l+r)/2;
    build(l, mid, in*2);
    build(mid+1, r, in*2+1);
    mrg(st[in*2], st[in*2+1], st[in]);
}
void update(ll l, ll r, ll in, ll pos)
{
    if(l==r){
        st[in]=make(l);
        return;
    }
    ll mid=(l+r)/2;
    if(pos<=mid){
        update(l, mid, in*2, pos);
    }
    else{
        update(mid+1, r, in*2+1, pos);
    }
    mrg(st[in*2], st[in*2+1], st[in]);
}
int init(int N, int X[], int Y[]) {

    ll num=1, ans=0;
    n=N;
    for(int i=0; i<n; i++){
        x[i+1]=(X[i]);
        y[i+1]=(Y[i]);
        xl[i+1]=log10(X[i]);
        yl[i+1]=log10(Y[i]);
    }
    build(1, n, 1);
	return st[1].pre;
}
int updateX(int pos, int val) {

    pos++;
    x[pos]=val;
    xl[pos]=log10(val);
    update(1, n, 1, pos);
	return st[1].pre;
}
int updateY(int pos, int val) {

	pos++;
    y[pos]=val;
    yl[pos]=log10(val);
    update(1, n, 1, pos);
	return st[1].pre;
}

Compilation message

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:75:15: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   75 |  return st[1].pre;
      |         ~~~~~~^~~
horses.cpp:66:8: warning: unused variable 'num' [-Wunused-variable]
   66 |     ll num=1, ans=0;
      |        ^~~
horses.cpp:66:15: warning: unused variable 'ans' [-Wunused-variable]
   66 |     ll num=1, ans=0;
      |               ^~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:83:15: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   83 |  return st[1].pre;
      |         ~~~~~~^~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:91:15: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   91 |  return st[1].pre;
      |         ~~~~~~^~~

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8540 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8636 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 1 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8540 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 1 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8536 KB Output is correct
23 Correct 1 ms 8540 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 1 ms 8540 KB Output is correct
26 Correct 1 ms 8540 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 1 ms 8540 KB Output is correct
29 Correct 1 ms 8540 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 2 ms 8676 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 53744 KB Output is correct
2 Correct 111 ms 53708 KB Output is correct
3 Correct 81 ms 53844 KB Output is correct
4 Correct 96 ms 53632 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8540 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8536 KB Output is correct
17 Correct 1 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8540 KB Output is correct
23 Correct 2 ms 8652 KB Output is correct
24 Correct 2 ms 8540 KB Output is correct
25 Correct 2 ms 8540 KB Output is correct
26 Correct 2 ms 8540 KB Output is correct
27 Correct 2 ms 8540 KB Output is correct
28 Correct 1 ms 8540 KB Output is correct
29 Correct 1 ms 8672 KB Output is correct
30 Correct 2 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 2 ms 8540 KB Output is correct
33 Correct 49 ms 52880 KB Output is correct
34 Correct 47 ms 52820 KB Output is correct
35 Correct 62 ms 52908 KB Output is correct
36 Correct 66 ms 52816 KB Output is correct
37 Correct 35 ms 52828 KB Output is correct
38 Correct 39 ms 52816 KB Output is correct
39 Correct 33 ms 52856 KB Output is correct
40 Correct 48 ms 52816 KB Output is correct
41 Correct 31 ms 52896 KB Output is correct
42 Correct 31 ms 52944 KB Output is correct
43 Correct 45 ms 52684 KB Output is correct
44 Correct 43 ms 52816 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8540 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 1 ms 8540 KB Output is correct
18 Correct 1 ms 8536 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8540 KB Output is correct
23 Correct 1 ms 8540 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 1 ms 8540 KB Output is correct
26 Correct 1 ms 8540 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 1 ms 8536 KB Output is correct
29 Correct 1 ms 8540 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 1 ms 8540 KB Output is correct
33 Correct 52 ms 53640 KB Output is correct
34 Correct 102 ms 53584 KB Output is correct
35 Correct 76 ms 53700 KB Output is correct
36 Correct 93 ms 53840 KB Output is correct
37 Correct 41 ms 52816 KB Output is correct
38 Correct 41 ms 52820 KB Output is correct
39 Correct 57 ms 52816 KB Output is correct
40 Correct 57 ms 52912 KB Output is correct
41 Correct 32 ms 53072 KB Output is correct
42 Correct 36 ms 52828 KB Output is correct
43 Correct 30 ms 52716 KB Output is correct
44 Correct 46 ms 52696 KB Output is correct
45 Correct 28 ms 52820 KB Output is correct
46 Correct 28 ms 52948 KB Output is correct
47 Correct 40 ms 52680 KB Output is correct
48 Correct 45 ms 52820 KB Output is correct
49 Correct 91 ms 53712 KB Output is correct
50 Correct 91 ms 53656 KB Output is correct
51 Correct 79 ms 53844 KB Output is correct
52 Correct 86 ms 53844 KB Output is correct
53 Correct 92 ms 53728 KB Output is correct
54 Correct 75 ms 53840 KB Output is correct
55 Correct 45 ms 52828 KB Output is correct
56 Correct 76 ms 53720 KB Output is correct
57 Correct 50 ms 53588 KB Output is correct
58 Correct 54 ms 53840 KB Output is correct
59 Correct 45 ms 52816 KB Output is correct