#include<stdio.h>


int main(void){
    char a[12];
    char b[12];
    int t = 0;
    int u, flag;
    

    scanf("%s", a);
    scanf("%s", b);

    while(b[t] != '\0'){
        flag = 0;
        u = 0;
        while(a[u] != '\0'){
            if(a[u] == b[t]){
                flag = 1;
                a[u] = '0';
                break;
            }
            u++;
        }
        if(flag == 0) break;
        t++;
    }
    
    if(flag == 0){
        printf("NO\n");
    }else{
        printf("YES\n");
    }
    
    return 0;
}