Uva 11687 (1)

#include <stdio.h>
#include <string.h>
#include<math.h>

int function(int l, int c);

int main() {
    char str[1000010];
    while(1) {
        scanf("%s", &str);
        if(strcmp(str,"END")==0) break;
        if(strcmp(str, "1")==0) printf("1\n");
        else printf("%d\n", function(strlen(str),1));
    }
    return 0;
}

int function(int l, int c) {
    if (l == 1)
        return c + 1;

    int nl=0, oldLength(length);

    for (; l>0; l/= 10) nl++;

    return function(nl, c + 1);
}