1.3(fibonacci sequence)

//https://vk.com/evgenykravchenko0

                ___                                        ___                   ___
               /  /\                  ___                 /  /\                 /  /\
              /  /:/_                /__/\               /  /:/_               /  /:/_
             /  /:/ /\               \  \:\             /  /:/ /\             /  /:/ /\
            /  /:/ /:/_               \  \:\           /  /:/_/::\           /  /:/ /:/_
           /__/:/ /:/ /\          ___  \__\:\         /__/:/__\/\:\         /__/:/ /:/ /\
           \  \:\/:/ /:/         /__/\ |  |:|         \  \:\ /~~/:/         \  \:\/:/ /:/
            \  \::/ /:/          \  \:\|  |:|          \  \:\  /:/           \  \::/ /:/
             \  \:\/:/            \  \:\__|:|           \  \:\/:/             \  \:\/:/
              \  \::/              \__\::::/             \  \::/               \  \::/
               \__\/                   ~~~~               \__\/                 \__\/
                            ___
                           /__/\                ___                 ___
                           \  \:\              /  /\               /  /\
                            \  \:\            /  /:/              /  /:/
                        _____\__\:\          /__/::\             /__/::\
                       /__/::::::::\         \__\/\:\__          \__\/\:\__
                       \  \:\~~\~~\/            \  \:\/\            \  \:\/\
                        \  \:\  ~~~              \__\::/             \__\::/
                         \  \:\                  /__/:/              /__/:/
                          \  \:\                 \__\/               \__\/
                           \__\/

#include <stdio.h>
int main()
{
  int a[19];
  int i;
  a[0]=1;
  a[1]=1;
  printf("0\n");
  printf("%d \n",a[0]);
  printf("%d \n",a[1]);
  for (i = 1;i < 20;i++)
  {
    a[i+1]=a[i]+a[i-1];
    printf("%d \n",a[i+1]);
  }
}