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답안 #1016319

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1016319 2024-07-07T18:38:20 Z vjudge1 말 (IOI15_horses) C++17
100 / 100
 114 ms 53852 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

# 결과 실행 시간 메모리 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

Subtask #2
17.0 / 17.0

# 결과 실행 시간 메모리 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 8640 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 8648 KB Output is correct
18 Correct 1 ms 8624 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8536 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8644 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 1 ms 8540 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 53588 KB Output is correct
2 Correct 114 ms 53724 KB Output is correct
3 Correct 89 ms 53840 KB Output is correct
4 Correct 101 ms 53844 KB Output is correct

Subtask #4
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 8536 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 8636 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 8536 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 1 ms 8540 KB Output is correct
33 Correct 45 ms 52788 KB Output is correct
34 Correct 43 ms 52824 KB Output is correct
35 Correct 63 ms 52828 KB Output is correct
36 Correct 62 ms 52820 KB Output is correct
37 Correct 34 ms 52760 KB Output is correct
38 Correct 39 ms 52816 KB Output is correct
39 Correct 30 ms 52816 KB Output is correct
40 Correct 45 ms 52724 KB Output is correct
41 Correct 30 ms 52820 KB Output is correct
42 Correct 31 ms 52820 KB Output is correct
43 Correct 50 ms 52820 KB Output is correct
44 Correct 44 ms 52820 KB Output is correct

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 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 8536 KB Output is correct
7 Correct 1 ms 8536 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 8648 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 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 8548 KB Output is correct
26 Correct 1 ms 8544 KB Output is correct
27 Correct 2 ms 8548 KB Output is correct
28 Correct 1 ms 8548 KB Output is correct
29 Correct 1 ms 8548 KB Output is correct
30 Correct 1 ms 8548 KB Output is correct
31 Correct 1 ms 8544 KB Output is correct
32 Correct 1 ms 8548 KB Output is correct
33 Correct 59 ms 53752 KB Output is correct
34 Correct 114 ms 53712 KB Output is correct
35 Correct 80 ms 53588 KB Output is correct
36 Correct 99 ms 53588 KB Output is correct
37 Correct 45 ms 53072 KB Output is correct
38 Correct 42 ms 52816 KB Output is correct
39 Correct 54 ms 52936 KB Output is correct
40 Correct 61 ms 52820 KB Output is correct
41 Correct 34 ms 52820 KB Output is correct
42 Correct 36 ms 52816 KB Output is correct
43 Correct 35 ms 52816 KB Output is correct
44 Correct 46 ms 52820 KB Output is correct
45 Correct 32 ms 52748 KB Output is correct
46 Correct 37 ms 52880 KB Output is correct
47 Correct 45 ms 52680 KB Output is correct
48 Correct 44 ms 52820 KB Output is correct
49 Correct 98 ms 53844 KB Output is correct
50 Correct 93 ms 53712 KB Output is correct
51 Correct 85 ms 53844 KB Output is correct
52 Correct 83 ms 53780 KB Output is correct
53 Correct 80 ms 53832 KB Output is correct
54 Correct 70 ms 53724 KB Output is correct
55 Correct 50 ms 52816 KB Output is correct
56 Correct 70 ms 53584 KB Output is correct
57 Correct 57 ms 53588 KB Output is correct
58 Correct 53 ms 53852 KB Output is correct
59 Correct 45 ms 52684 KB Output is correct