#include <iostream>

 #include <stdio.h>

 #include <string.h>

 using namespace std;

 int head[];

 int text[];

 char input[];

 int main()

 {

     freopen("in.txt", "r", stdin);

     gets(input);

     for (int i = ; i < strlen(input); i++)

     {

         if (input[i] >= 'a' && input[i] <= 'z')

         {

             head[input[i] - 'a']++;

         }

         else if ( input[i] >= 'A' && input[i] <= 'Z' )

         {

             head[input[i] - 'A'+]++;

         }

     }

     gets(input);

     for (int i = ; i < strlen(input); i++)

     {

         if (input[i] >= 'a' && input[i] <= 'z')

         {

             text[input[i] - 'a']++;

         }

         else if ( input[i] >= 'A' && input[i] <= 'Z' )

         {

             text[input[i] - 'A'+]++;

         }

     }

     bool judge = true;

     for (int i = ; i < ; i++)

     {

         if (text[i] > head[i] )

         {

             judge = false;

             break;

         }

     }

     if (judge) printf("YES\n");

     else printf("NO\n");

 }