Cod sursa(job #317514)

Utilizator Anamaria20Cotirlea Anamaria Anamaria20 Data 23 mai 2009 20:28:08
Problema Operatii Scor 80
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include <stdio.h>

FILE *f,*s;

long int n,i,a,b,rez;

int main()
{
	f=fopen("operatii.in","r");
	s=fopen("operatii.out","w");
	
	fscanf(f,"%ld",&n);
	
	a=0;
	b=0;
	for(i=1;i<=n;i++)
	{
		fscanf(f,"%ld",&b);
		
		if(b>a)
			rez+=b-a;
		
		a=b;
	}

	
	fprintf(s,"%ld",rez);
	
	fclose(s);
	
	return 0;
}