Cod sursa(job #115457)

Utilizator tvladTataranu Vlad tvlad Data 16 decembrie 2007 12:46:26
Problema Operatii Scor 30
Compilator cpp Status done
Runda preONI 2008, Runda 2, Clasa a 10-a Marime 0.32 kb
Raporteaza aceasta sursa 
#include <cstdio>

int main() {
	freopen("operatii.in","rt",stdin);
	freopen("operatii.out","wt",stdout);
	int n = 0, r = 0, v[2];
	scanf("%d",&n);
	scanf("%d",&v[0]);
	for (int i = 1; i<n; ++i) {
		scanf("%d",&v[i%2]);
		if (v[i%2] > v[(i-1)%2])
			r += v[i%2] - v[(i-1)%2];
	}
	printf("%d\n",r);
	return 0;
}