Cod sursa(job #129851)

Utilizator raduzerRadu Zernoveanu raduzer Data 30 ianuarie 2008 12:29:29
Problema Operatii Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include <stdio.h>

long long n,x,y,t;

int main()
{
	freopen("operatii.in","r",stdin);
	freopen("operatii.out","w",stdout);
	scanf("%lld",&n);
	int i;
	x=0;
	t=0;
	for (i=1; i<=n; ++i)
	{
		scanf("%lld",&y);
		if (y>x) t+=(long long)(y-x);
		x=y;
	}
	printf("%lld\n",t);
	return 0;
}