计算机7班李程远实验3

实践任务1
#include<stdio.h>
#include<stdlib.h>
#include<time.h>
#define N 80
void print_text(int line,int col,char text[]);
void print_spaces(int n);
void print_blank_lines(int n);
int main()
{
    int line,col,i;
    char text[N]="hi,November~";
    srand(time(0));
    for(i=1;i<=10;++i)
    {
        line=rand()%25;
        col=rand()%80;
        sleep(1000);    
    }
    return 0;
}
void print_spaces(int n)
{
    int i;
    for(i=1;i<=n;++i)
    printf(" ");
}
void print_blank_lines(int n)
{
    int i;
    for(i=1;i<=n;++i)
    printf("\n");
}
void print_text(int line,int col,char text[])
{
    print_blank_lines(line-1);
    print_spaces(col-1);
    printf("%s",text);    
}