C语言例程31：局部和全局变量

#include <stdio.h>
#include <stdlib.h>

int count;
void func1();
void func2();

int main(int argc, char *argv[])
{
    count = 100;
    func1();
    system("pause");
    return 0;
}


void func1()
{
    int temp;
    temp = count;
    func2();
    printf(" count is %d\n", count);
    func2();
}

void func2()
{
    int count;
    for(count = 1; count < 20; count++)
    {
        printf(".");
    }
    printf("\n");
}