funguje

du1/Makefile

@@ -0,0 +1 @@
+

du1/program.c

@@ -1 +1,34 @@
-1
+#include <stdlib.h>
+#include <stdio.h>
+#include <ctype.h>
+
+int main(){
+  int counter;
+  printf("Enter a number: ");
+  scanf("%d",&counter);
+  printf("\nPočet riadkov: %d\n",counter);
+  int i= 0;
+  int decrypted_string();
+  while(1){
+      i = getchar(); 
+      if(decrypted_string[i]>='a' && decrypted_string[i]<='z'){
+            decrypted_string[i]-=32;
+        }
+      if(decrypted_string[i]>='A' && decrypted_string[i]<='Z'){
+            decrypted_string[i]+=32;
+        }
+      
+        putchar(i);
+        i++;
+      }  
+}
+
+
+
+
+/*for(int i=0; decrypted_string[i]!='\0'; i++){
+        if(decrypted_string[i]>='a' && decrypted_string[i]<='z'){
+            decrypted_string[i]-=32;
+        }
+    }
+*/