Filter out any non-printable characters
int ch, N = 0;
while ((ch = getchar()) != EOF) {
if (isspace(ch))
a[N++] = ' ';
else if (isprint(ch))
a[N++] = ch;
}Filter out any non-printable characters
int ch, N = 0;
while ((ch = getchar()) != EOF) {
if (isspace(ch))
a[N++] = ' ';
else if (isprint(ch))
a[N++] = ch;
}Filter out any non-printable characters
int ch, N = 0;
while ((ch = getchar()) != EOF) {
if (isspace(ch))
a[N++] = ' ';
else if (isprint(ch))
a[N++] = ch;
}Copyright © 2021 Codeinu
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