From fa3299b4d7e305cbd5f29e12c69227182fc2f924 Mon Sep 17 00:00:00 2001 From: Sadeep Madurange Date: Tue, 21 Dec 2021 18:40:24 +0800 Subject: 4.11 --- 4/11.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) (limited to '4') diff --git a/4/11.c b/4/11.c index bb2d1f1..160ff66 100644 --- a/4/11.c +++ b/4/11.c @@ -14,7 +14,7 @@ #define INDEX(x) (x <= 'Z' ? x - 'A' : x - 71) /* index of the variable */ -char var[52]; +double var[52]; double lout = 0.0; void clear(); @@ -148,15 +148,20 @@ int getop(char s[]) { ; pc = c; rc = i == 1 && s[0] == '-' ? '-' : NUM; - } else if (isalpha(c) && getch() == '=') { - s[++i] = c; - rc = '='; } else { while (isalnum(s[++i] = c = getch())) ; s[i] = 0; pc = c; - rc = strcmp("LOUT", s) == 0 || strlen(s) == 1 ? VAR : FUN; + if (c == ' ') { + if ((c = getch()) == '=') + rc = '='; + else { + pc = c; + rc = strcmp("LOUT", s) == 0 || strlen(s) == 1 ? VAR : FUN; + } + } else + rc = strcmp("LOUT", s) == 0 || strlen(s) == 1 ? VAR : FUN; } s[i] = 0; -- cgit v1.2.3