Submission #526264

#	Time	Username	Problem	Language	Result	Execution time	Memory
526264		tmn2005	Monkey and Apple-trees (IZhO12_apple)	C++17	100 / 100	308 ms	157424 KiB

apple

#include<bits/stdc++.h>
using namespace std;

typedef long long ll;

#define ar array

#define vec vector
#define ret return

#define ins insert
#define mk make_pair
#define pb push_back
#define pf push_front
#define pob pop_back
#define pof pop_front

#define pii pair<int,int>

#define all(s) s.begin(), s.end()
#define allr(s) s.rbegin(), s.rend()

#define NeedForSpeed ios::sync_with_stdio(0),cin.tie(0);
const int N = 1e7+12,INF = 1e9,mod = 1e9+7;
const int dx[4] = {1, 0,-1, 0}, dy[4] = {0, 1, 0,-1};
bool iswowel(char n){ n = toupper(n); if(n == 'A' || n == 'O' || n == 'U' || n == 'E' || n == 'I') return true; else return false;}
int n, m, k, x, y, l, r, o, timer=1, ans, res, ok, mx, mn = INF;
int a, b, c;
struct dat{
	int fr, sc, sum, lz;
	dat(){
		fr = sc = sum = lz = 0;
	}
} t[N];

void push(int v, int d){
	if(!t[v].lz)ret;
	
	if(!t[v].fr)t[v].fr = ++timer;
	if(!t[v].sc)t[v].sc = ++timer;
		
	t[v].sum = d;
	t[t[v].fr].lz = 1;
	t[t[v].sc].lz = 1;
			
	t[v].lz = 0;
}
int get(int v, int l, int r, int ql, int qr){
	push(v, r - l + 1);
	if(r < ql || qr < l)
		ret 0;
	if(ql <= l && r <= qr)
		ret t[v].sum;
	int m = l + r >> 1;
	ret(get(t[v].fr, l, m, ql, qr) + get(t[v].sc, m+1, r, ql, qr));
}
void update(int v, int l, int r, int ql, int qr){
	push(v, r - l + 1);
	if(r < ql || qr < l)
		ret;
	if(ql <= l && r <= qr){
		t[v].lz = 1;
		push(v, r - l + 1);
	}
	else{	
		int m = l + r >> 1;
		
		if(!t[v].fr)t[v].fr = ++timer;
		if(!t[v].sc)t[v].sc = ++timer;
		
		push(t[v].fr, m - l + 1);
		push(t[v].sc, r - m);
		
 		update(t[v].fr, l, m, ql, qr);
		update(t[v].sc, m+1, r, ql, qr);
		
		t[v].sum = t[t[v].fr].sum + t[t[v].sc].sum;
	}
}
main(){
	NeedForSpeed
    cin>>n;
    for(int i=1; i<=n; i++){
    	cin>>o>>l>>r;
    	if(o == 1){
    		int tmp = get(1, 1, INF, l+c, r+c);
    		cout<<tmp<<"\n";
    		c = tmp;
		}
		else{
			update(1, 1, INF, l+c, r+c);
		}
	}




	return 0;
}

Compilation message (stderr)

apple.cpp: In function 'int get(int, int, int, int, int)':
apple.cpp:54:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   54 |  int m = l + r >> 1;
      |          ~~^~~
apple.cpp: In function 'void update(int, int, int, int, int)':
apple.cpp:66:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   66 |   int m = l + r >> 1;
      |           ~~^~~
apple.cpp: At global scope:
apple.cpp:80:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   80 | main(){
      | ^~~~

• Subtask 1: 100 / 100