#include <stdio.h>
#include <ctype.h>
using namespace std;

int main(){
    int count = 0, numberExists = 0, floatingNumber = 0;
    char ch, number[100];
    printf("Insert text: ");
    while(ch != EOF){
        ch = getchar();
        if (isdigit(ch)){
            number[count] = ch;
            count +=1;
            if (floatingNumber != 1) numberExists = 1;
            continue;
        }

        if (isspace(ch) || ch == ','){
            if (numberExists == 1){
                printf("0");
                for (int i = 0; i < count; i++) {
                    printf("%c", number[i]);
                }
                printf("\n");
            }
            numberExists = 0; count = 0; floatingNumber = 0;
            continue;
        }

        if (isdigit(ch) == 0){
            floatingNumber = 1;
            numberExists = 0;
            count = 0;
            continue;
        }
    }
    return 0;
}