Cod sursa(job #317516)

Utilizator Anamaria20Cotirlea Anamaria Anamaria20 Data 23 mai 2009 20:29:38
Problema Operatii Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include <stdio.h>

FILE *f,*s;

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

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

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