Submission #334340

#	Time	Username	Problem	Language	Result	Execution time	Memory
334340		limabeans	Potatoes and fertilizers (LMIO19_bulves)	C++17	24 / 100	181 ms	12140 KiB

bulves

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

template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl





using ll = long long;


const int maxn = 1e6 + 5;


int n;
ll a[maxn];
ll b[maxn];
ll c[maxn];

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

    cin>>n;

    for (int i=1; i<=n; i++) {
	cin>>a[i]>>b[i];
	c[i]=a[i]-b[i]+c[i-1];
    }

    ll res = 0;
    for (int i=1; i<n; i++) {
	res += abs(c[i]);
    }

    cout<<res<<endl;
   
    return 0;
}

• Subtask 1: 24 / 24
• Subtask 2: 0 / 10
• Subtask 3: 0 / 20
• Subtask 4: 0 / 10
• Subtask 5: 0 / 36