View Code of Problem 22

#include<stdio.h>
#include<math.h>
#include<string.h>
int main(){
	char a[1000];
	char b[1000;
	char c[1000];
	int i,j,k,n,m;
	char temp;
	while(gets(a)){
		gets(b);
		 k=0;
		 n=strlen(a);
		 m=strlen(b);
		for(i=0;i<n;i++){
			for(j=0;j<m;j++){
				if(a[i]==b[j]){
					c[k]=b[j];
					b[j]='1';
					k++;
					break;
				}
			}
		}
		c[k]='\0';
		for(i=0;i<strlen(c);i++){
			for(j=i;j<strlen(c);j++){
				if(c[i]>c[j]){
					temp=c[i];
					c[i]=c[j];
					c[j]=temp;
				}
			}
		}
		puts(c);
		printf("\n");
	}
	return 0;
}

/*
Main.c: In function 'main':
Main.c:6:13: error: expected ']' before ';' token
  char b[1000;
             ^
Main.c:39:1: error: expected declaration or statement at end of input
 }
 ^
Main.c:5:7: warning: unused variable 'a' [-Wunused-variable]
  char a[1000];
       ^
*/

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