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void main()
{
char line[LEN];
for (int i = 0; i < LEN; i++)
{
line[i] = '\0';
}
printf("input line:\n");
gets(line);
bool isInt = false;
char *ptra = line;
printf( "putout number:\n ");
while(*ptra != '\0')
{
if (*ptra >= 48 && *ptra <= 57)
{
printf("%d",(*ptra - 48));
isInt = true;
}
else
{
if (isInt)
{
printf(",");
}
isInt = false;
}
ptra++;
}
printf("\n");
}