Cod sursa(job #1611477)

Utilizator oanaroscaOana Rosca oanarosca Data 24 februarie 2016 10:11:42
Problema Operatii Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;

long long n, i, op, p, val;

int main() {
  ifstream fi("operatii.in");
  ofstream fo("operatii.out");
  fi >> n;
  if (n != 0) {
    fi >> p; op = p;
    for (i = 1; i <= n-1; i++) {
      fi >> val;
      if (val > p)
        op += val-p;
      p = val;
    }
  }
  fo << op;
  return 0;
}