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Your Name 2025-10-16 02:46:16 +02:00
parent 4d3d0d93fc
commit 1bea0762e3
1 changed files with 5 additions and 0 deletions
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5
du3/program.c
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@ -89,6 +89,11 @@ int main()
char input[1000]; char input[1000];
while (fgets(input,sizeof(input),stdin)!=NULL) while (fgets(input,sizeof(input),stdin)!=NULL)
{ {
if((input[0]>'A' && input[0]<'Z') || (input[0]>'a' && input[0]<'z'))
{
printf("bad input\n");
return 0;
}
int flag=switch_operators(input); int flag=switch_operators(input);
input[strcspn(input,"\n")]=0; input[strcspn(input,"\n")]=0;
if (strlen(input)==0 || input[0]==' ') if (strlen(input)==0 || input[0]==' ')