Cod sursa(job #154358)

Utilizator Matei14Popa-Matei Mihai Matei14 Data 11 martie 2008 09:52:00
Problema Operatii Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.28 kb
Raporteaza aceasta sursa 
#include<stdio.h>
int a,b,i,n;
long long x;    
int main(){
	freopen("operatii.in","r",stdin);
	freopen("operatii.out","w",stdout);
	scanf("%d",&n);
	for(i=1;i<=n;++i){   
		scanf("%d",&b);
		if(b)
			if(b>a)
				x+=(b-a);
		a=b;
	}
	printf("%lld",x);
	return 0;
}