View Code of Problem 78

int main() {
    for(int k=0;k<3;k++){
        char a[3],ch;
        //gets(a);
        //fgets(a, 3*sizeof(char), stdin);
        scanf("%c%c%c",&a[0],&a[1],&a[2]);
        for(int i=0;i<3;i++){
            for(int j=i;j<3;j++){
                if(a[i]>a[j]){
                    ch = a[i];
                    a[i] = a[j];
                    a[j] = ch;
                }
            }
        }
        printf("%c%c%c\n",a[0],a[1],a[2]);
    }
    
    return 0;
}