oj.uz

Submission #310709

# Submission time Handle Problem Language Result Execution time Memory
310709 2020-10-07T16:35:03 Z keta_tsimakuridze Horses (IOI15_horses) C++14
100 / 100
 421 ms 63868 KB 
#include "horses.h"
#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int N=5e5+5,mod=1e9+7,Mx=1e9;
ll x[N],y[N],k,t,m,n;
struct node {
	ll l;
	ll r;
	ll Y;
	ll b;
	ll bl;
	ll br;
} tree[4*N];
void update(ll u,ll ind,ll l,int r,ll valx,ll valy) {
	if(l>ind || r<ind) return;
	if(l==r) {
		tree[u].l=valx;
		//	tree[u].X=valx;
		tree[u].Y=valy;
		tree[u].r=1;
		if(valx*valy>Mx) {
			tree[u].b=1;
		} else tree[u].b=0;
		return;
	}
	int mid=(l+r)/2;
	update(2*u,ind,l,mid,valx,valy);
	update(2*u+1,ind,mid+1,r,valx,valy);
	if(tree[2*u].br||tree[2*u+1].bl || tree[2*u].r*tree[2*u+1].l>Mx || tree[2*u].r*tree[2*u+1].l*tree[2*u+1].Y>tree[2*u].Y ) {
		// tree[2*u].l*tree[2*u].r*tree[2*u+1].l
		if(tree[2*u].b||tree[2*u+1].bl || tree[2*u].l*tree[2*u].r*tree[2*u+1].l>Mx) {
			tree[u].bl=1;
		} else tree[u].bl=0;
		tree[u].r=tree[2*u+1].r;
		tree[u].br=tree[2*u+1].br;
		tree[u].l=tree[2*u].l*tree[2*u].r%mod*tree[2*u+1].l%mod;
		if(tree[u].bl || tree[u].br || tree[u].l*tree[u].r>Mx) {
			tree[u].b=1;
		} else tree[u].b=0;
		tree[u].Y=tree[2*u+1].Y;
	} else {
		tree[u].l=tree[2*u].l;
		tree[u].bl=tree[2*u].bl;
		tree[u].Y=tree[2*u].Y;
		tree[u].r=tree[2*u+1].r*tree[2*u+1].l%mod*tree[2*u].r%mod;
		if(tree[2*u+1].b || tree[2*u].br  ||tree[2*u+1].r*tree[2*u+1].l*tree[2*u].r>Mx) {
			tree[u].br=1;
		} else tree[u].br=0;

		if(tree[u].br || tree[u].bl || tree[u].l*tree[u].r>Mx) {
			tree[u].b=1;
		} else tree[u].b=0;
	}
}
void go(int u,int l,int r) {
	cout<<l<<" "<<r<<" "<<tree[u].l<<" "<<tree[u].r<<" "<<tree[u].Y<<endl;
	if(l==r) {
		return;
	}
	int mid=(l+r)/2;
	go(2*u,l,mid);
	go(2*u+1,mid+1,r);
}
int init(int nn,int X[],int Y[]) {
	n=nn;
	for(k=1; k<=n; k++) {
		x[k]=X[k-1];
		y[k]=Y[k-1];
		update(1,k,1,n,x[k],y[k]);
	}
	//go(1,1,n);
    ll ans=tree[1].l*tree[1].Y%mod;
	return  ans;
}
int updateX(int ind,int c) {
	ind++;
	update(1,ind,1,n,c,y[ind]);
	x[ind]=c;
	ll ans=tree[1].l*tree[1].Y%mod;
	return  ans;
}
int updateY(int ind,int c){	
    ind++;
    update(1,ind,1,n,x[ind],c);
	y[ind]=c;
	ll ans=tree[1].l*tree[1].Y%mod;
	return  ans;
}

Compilation message

horses.cpp: In function 'void update(long long int, long long int, long long int, int, long long int, long long int)':
horses.cpp:27:15: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   27 |  int mid=(l+r)/2;
      |          ~~~~~^~
horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:70:16: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   70 |   update(1,k,1,n,x[k],y[k]);
      |                ^
horses.cpp:74:10: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   74 |  return  ans;
      |          ^~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:78:17: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   78 |  update(1,ind,1,n,c,y[ind]);
      |                 ^
horses.cpp:81:10: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   81 |  return  ans;
      |          ^~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:85:20: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   85 |     update(1,ind,1,n,x[ind],c);
      |                    ^
horses.cpp:88:10: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   88 |  return  ans;
      |          ^~~

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 0 ms 384 KB Output is correct
19 Correct 0 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 2 ms 512 KB Output is correct
24 Correct 1 ms 512 KB Output is correct
25 Correct 1 ms 512 KB Output is correct
26 Correct 1 ms 512 KB Output is correct
27 Correct 1 ms 512 KB Output is correct
28 Correct 1 ms 512 KB Output is correct
29 Correct 1 ms 512 KB Output is correct
30 Correct 1 ms 512 KB Output is correct
31 Correct 1 ms 512 KB Output is correct
32 Correct 1 ms 512 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 318 ms 63736 KB Output is correct
2 Correct 420 ms 63656 KB Output is correct
3 Correct 397 ms 63352 KB Output is correct
4 Correct 408 ms 63352 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 2 ms 512 KB Output is correct
24 Correct 2 ms 512 KB Output is correct
25 Correct 1 ms 512 KB Output is correct
26 Correct 1 ms 512 KB Output is correct
27 Correct 1 ms 512 KB Output is correct
28 Correct 1 ms 512 KB Output is correct
29 Correct 1 ms 512 KB Output is correct
30 Correct 2 ms 512 KB Output is correct
31 Correct 1 ms 512 KB Output is correct
32 Correct 1 ms 512 KB Output is correct
33 Correct 295 ms 62868 KB Output is correct
34 Correct 298 ms 62444 KB Output is correct
35 Correct 306 ms 62328 KB Output is correct
36 Correct 300 ms 62328 KB Output is correct
37 Correct 282 ms 61816 KB Output is correct
38 Correct 272 ms 61716 KB Output is correct
39 Correct 276 ms 61816 KB Output is correct
40 Correct 287 ms 62328 KB Output is correct
41 Correct 273 ms 61816 KB Output is correct
42 Correct 273 ms 61868 KB Output is correct
43 Correct 281 ms 62360 KB Output is correct
44 Correct 274 ms 62200 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 0 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 2 ms 512 KB Output is correct
24 Correct 2 ms 512 KB Output is correct
25 Correct 1 ms 512 KB Output is correct
26 Correct 1 ms 512 KB Output is correct
27 Correct 2 ms 512 KB Output is correct
28 Correct 1 ms 512 KB Output is correct
29 Correct 1 ms 512 KB Output is correct
30 Correct 2 ms 512 KB Output is correct
31 Correct 1 ms 512 KB Output is correct
32 Correct 1 ms 512 KB Output is correct
33 Correct 320 ms 62968 KB Output is correct
34 Correct 421 ms 63868 KB Output is correct
35 Correct 402 ms 63284 KB Output is correct
36 Correct 408 ms 63352 KB Output is correct
37 Correct 300 ms 62368 KB Output is correct
38 Correct 298 ms 62456 KB Output is correct
39 Correct 298 ms 62200 KB Output is correct
40 Correct 294 ms 62328 KB Output is correct
41 Correct 281 ms 61756 KB Output is correct
42 Correct 271 ms 61816 KB Output is correct
43 Correct 268 ms 61688 KB Output is correct
44 Correct 278 ms 62328 KB Output is correct
45 Correct 271 ms 61944 KB Output is correct
46 Correct 277 ms 61816 KB Output is correct
47 Correct 274 ms 62148 KB Output is correct
48 Correct 281 ms 62200 KB Output is correct
49 Correct 416 ms 63352 KB Output is correct
50 Correct 420 ms 63224 KB Output is correct
51 Correct 349 ms 63236 KB Output is correct
52 Correct 343 ms 63224 KB Output is correct
53 Correct 406 ms 63108 KB Output is correct
54 Correct 331 ms 63224 KB Output is correct
55 Correct 324 ms 61944 KB Output is correct
56 Correct 334 ms 63224 KB Output is correct
57 Correct 321 ms 62712 KB Output is correct
58 Correct 333 ms 62968 KB Output is correct
59 Correct 276 ms 62200 KB Output is correct