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- #include<stdio.h>
- #include<string.h>
- int substring(char*,char*);
- int main(int argc,char **argv)
- {
- int ret=substring(argv[1],argv[2]);
- return ret;
- }
- int substring(char main[],char sub[])
- {
- int l1,l2,i,j,count=0,flag=-1;
- l1=strlen(main);
- l2=strlen(sub);
- for(i=0;i<l1;i++)
- {
- for(j=0;j<l2;j++)
- if(main[i+j]==sub[j])
- flag=1;
- else
- {
- flag=0;
- break;
- }
- if(flag==1)
- count++;
- }
- return count;
- }
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