Submission #1069568

#TimeUsernameProblemLanguageResultExecution timeMemory
1069568MuhammetPalembang Bridges (APIO15_bridge)C++17
0 / 100
1 ms604 KiB
#include <bits/stdc++.h>
using namespace std;

#define ll long long int
#define sz(x) (int)x.size()
#define ff first
#define ss second

const ll N = 300005;
const ll M = 1e9 + 7;

int T, n, k, s1[N], s2[N];

char c1[N], c2[N];

int main(){
	ios::sync_with_stdio(false); cin.tie(0);

	cin >> k >> n;
	int ans = 0, x = 0;
	for(int i = 1; i <= n; i++){
		cin >> c1[i] >> s1[i] >> c2[i] >> s2[i];
		if(c1[i] == c2[i]){
			ans += abs(s1[i]-s2[i]);
		}
		else {
			if(i == 1){
				x = (s1[i]+s2[i])/2;
			}
			else {
				x = (x+(s1[i]+s2[i])/2)/2;
			}
		}
	}

	for(int i = 1; i <= n; i++){
		if(c1[i] != c2[i]){
			ans += (abs(s1[i]-x));
			ans += (abs(s2[i]-x));
			ans++;
		}
	}

	cout << ans;

	return 0;
}
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