copystr3.c

C语言实验作业包

#include<stdio.h>
char s2[80];
 void copystr(char s1[],int m,int n)
{   
   int i,j;
   for(i=0,j=m-1;j<=n-1&&s1[j]!='\0';)
   {  s2[i++]=s1[j++];
      s2[i]='\0';
   }
    
}

main()
{  char s1[80];
   int m,n;
   gets(s1);
   scanf("%d,%d",&m,&n);
   copystr(s1,m,n);
   printf("%s\n",s2);
}