From 2edebcc411edfa0820d4a888a8bccb02b9b8caca Mon Sep 17 00:00:00 2001
From: Oleksandr Hryshchenko <oh735kh@omega.tuke.sk>
Date: Tue, 23 Feb 2021 17:15:49 +0100
Subject: [PATCH] druha verzia

---
 du1/program.c | 47 ++++++++++++++++++++++++++++++-----------------
 1 file changed, 30 insertions(+), 17 deletions(-)

diff --git a/du1/program.c b/du1/program.c
index cc34182..47716f8 100644
--- a/du1/program.c
+++ b/du1/program.c
@@ -2,28 +2,41 @@
 #include <ctype.h>
 
 int main (){
-	int c = 0;
+	char[100] c;
 	char musor;
 	int counter = 0;
-	c = getchar();
+	fgets(c, 100, stdin);
 	musor = getchar();
-	while(fgets(input[c], 100, stdin) != EOF){
-		if (c >= 'a' && c <= 'z'){
-			putchar (c - 'a' + 'A');
-			printf ("\n");
-			counter++;
+	while(fgets(c, 100, stdin) != EOF){
+		if(c[1] == '\n'){
+			if (c[0] >= 'a' && c[0] <= 'z'){
+				putchar (c[0] - 'a' + 'A');
+				printf ("\n");
+				counter++;
+			}
+			else if ( c[0] >= 'A' && c[0] <= 'Z'){
+				putchar (c[0] + 'a' - 'A');
+				printf ("\n");
+				counter++;
+			}
+			else if (!isalpha (c[0])) {
+				putchar (c[0]);
+				counter++;
+			}
+			fgets(c, 100, stdin);
+			musor = getchar();
 		}
-		else if ( c >= 'A' && c <= 'Z'){
-			putchar (c + 'a' - 'A');
-			printf ("\n");
-			counter++;
+		else{
+			for(int i = 0; i < 100; i++){
+				if(c[i] == '\n') break; 
+				if(isupper(c[i]))
+					printf(tolower(c[i]));
+				else if(islower(c[i]))
+					printf(toupper(c[i]));
+				else
+					printf(c[i]);
+			}
 		}
-		else if (!isalpha (c)) {
-			putchar (c);
-			counter++;
-		}
-		c = getchar();
-		musor = getchar();
 	//counter++;
 	}