#include <stdio.h>
#include<stdlib.h>
#include<string.h>
struct t{
    int carry;
    int times;
};
int getfirst(int a){
    return a - a / 10 * 10;
}
int main(){
    char in[1000];
    struct t list[] = { {0,0}, {20,3}, {40,6}, {60,9}, {10,2}, {30,5}, {50,8}, {0,1}, {20,4}, {40,7} };
    int save[4];
    printf("Target: ");
    gets(in);
    int target = strtol( in, 0, 10 );
    int j, i;
    for( i = 3; i >= 0; --i ){
        j = getfirst( target );
        save[i] = list[j].times;
        target -= list[j].carry;
        target /= 10;
    }
    for( i = 0; i < 4; ++i ){
        printf("%i", save[i]);
        if( i < 3 )
            printf(">");
    }
}