C_CPP/01_ENV/main.c

#include <stdio.h>

#include "func1.h"

int global = 8150;

int sum(int,int);

int sum(int a, int b) {
  int result = 451;
  result = a + b;
  return result;
}

int main(int argc, char **argv) {
  int local=4711;
  printf("Hello, world!\nglobal=%d local=%d\n", global, local);
  printf("Funktion 2: %d\n" , func2(2));
  printf("Funktion 3: %d\n", func3(2));


  int tmp = 0;
  for(int i = 0; i <= 5; ++i) {
      tmp += func3(i);
  }

    printf("For: %d\n", tmp);

  tmp = 0;
  int j = 0;
  while(j <= 5) {
      tmp += func3(j);
      ++j;
  }

  printf("While: %d\n", tmp);
  
  tmp = 0;
  int zeroes = 0;
  for(int i = 0; i <= 20; ++i) {
      if(func3(i) == 0) zeroes++;
  }
  printf("Nullstellen: %d\n", zeroes);
  
  
  recurse1(20);
  printf("\n");
  recurse2(20);
  printf("\n");
  
  local = sum(global, local);
  return local;
}