Submission #505650

#	Time	Username	Problem	Language	Result	Execution time	Memory
505650		pragmatist	Simple game (IZhO17_game)	C++17	0 / 100	4 ms	4172 KiB

game

#include <bits/stdc++.h>                            
 
#define pb push_back
#define sz(v) (int)v.size()
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
#define x first
#define y second
#define nl "\n"
 
using namespace std;

typedef long long ll;
typedef pair<long long, long long> pll;
typedef pair <int, int> pii;

const int N = (int)1e6 + 7;
const int M = (int)5e6 + 7;
const ll MOD = (ll)1e9 + 7;                    
const int inf = (int)1e9 + 7;
const ll INF = (ll)3e18 + 7;

pii dir[] = {{-1, -1}, {1, 1}, {-1, 1}, {1, -1}};

int n, q, y[N], s[N];

void solve() {           
	cin >> n >> q;
	vector<pii> e;
	for(int i = 1; i <= n; ++i)
		cin >> y[i];		             
	for(int i = 1; i < n; ++i) {
		int l = min(y[i], y[i + 1]);
		int r = max(y[i], y[i + 1]);
		s[l]++, s[r+1]--;		 
	}
	for(int i = 1; i <= 1e6; ++i) s[i] += s[i - 1];
	while(q--) {
		char tp;
		cin >> tp;
		int c, d;
		if(tp == '1') {
			cin >> c >> d;
			y[c] = d;		
		} else {
			cin >> d;
			cout << s[d] << nl;
		}		
	}
}
                
signed main() {                   
	ios_base::sync_with_stdio(NULL);
    cin.tie(0);
    cout.tie(0);
   	int test = 1;
	//cin >> test;
	for(int i = 1; i <= test; ++i) {
        //cout << "Case " << i << ": ";
        solve();
    }
    return 0;
}

• Subtask 1: 0 / 22
• Subtask 2: 0 / 27
• Subtask 3: 0 / 51