minor optimization

2 files changed, 2 insertions, 3 deletions

diff --git a/urlencode b/urlencode
index bd0df16..77a4789 100755
--- a/urlencode
+++ b/urlencode
diff --git a/urlencode.c b/urlencode.c
index 5a418f2..cdba180 100644
--- a/urlencode.c
+++ b/urlencode.c
@@ -8,9 +8,9 @@ int main() {
 	int i;
 
 	scanf("%[^\n]", str);
+	int length = strlen(str);
 
-	for(i = 0; i < (strlen(str)); i++) {
-
+	for(i = 0; i < length; i++) {
 		ret = strchr(safe, str[i]);
 		if(ret == NULL) {
 			printf("%%%02X", (unsigned)str[i] & 0xffU);
@@ -18,7 +18,6 @@ int main() {
 			printf("%c", str[i]);
 		}
 	}
-
 	printf("\n");
 	return 0;
 }