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updte cv3

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This commit is contained in:
Ivan Leichenko 2024-10-14 15:36:31 +02:00
parent ea98c9f32b
commit e05fd36e76
1 changed files with 5 additions and 1 deletions
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6
cv3/program.c
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@ -81,7 +81,11 @@ int main(int argc, char const *argv[])
{ {
break; break;
} }
if(isalpha(buf) != 0)
{
printf("bad input\n");
return 0;
}
buf[strcspn(buf, "\n")] = '\0'; buf[strcspn(buf, "\n")] = '\0';
if(!check_op(buf[0])) if(!check_op(buf[0]))
{ {