Submission #967306

#	Time	Username	Problem	Language	Result	Execution time	Memory
967306		Math4Life2020	Sjeckanje (COCI21_sjeckanje)	C++17	0 / 110	1 ms	348 KiB

Main

// Source: https://usaco.guide/general/io

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

int main() {
	long long N,Q; cin >> N >> Q;
	long long a[N];
	for (long long i=0;i<N;i++) {
		cin >> a[i];
	}

	//solve:
	for (long long q=0;q<Q;q++) {
		long long l,r,x; cin >> l >> r >> x;
		l--; r--;
		for (long long i=l;i<=r;i++) {
			a[i] += x;
		}
		long long val = 0;
		for (long long i=1;i<N;i++) {
			val += abs(a[i]-a[i-1]);
			if (i<(N-1)) {
				if (!(((a[i-1]<a[i])&&(a[i]<a[i+1]))||((a[i-1]>a[i])&&(a[i]>a[i+1])))) {
					val -= min(abs(a[i]-a[i-1]),abs(a[i]-a[i+1]));
				}
			}
		}
		cout << val <<"\n";
	}
}

• Subtask 1: 0 / 15
• Subtask 2: 0 / 40
• Subtask 3: 0 / 55