Merge pull request #4 from shivam7092/main

Characters from A to Z Using Loop in c

Author: dheerajmalviy

Lowercase/Lower_Uppercase_alphabets.c

@@ -0,0 +1,27 @@
+#include <stdio.h>
+int main() {
+    char c;
+    printf("Enter u to display uppercase alphabets.\n");
+    printf("Enter l to display lowercase alphabets. \n");
+    scanf("%c", &c);
+
+    if (c == 'U' || c == 'u') {
+        for (c = 'A'; c <= 'Z'; ++c)
+            printf("%c ", c);
+    } else if (c == 'L' || c == 'l') {
+        for (c = 'a'; c <= 'z'; ++c)
+            printf("%c ", c);
+    } else {
+        printf("Error! You entered an invalid character.");
+    }
+
+    return 0;
+}
+
+
+
+// Output
+
+// Enter u to display uppercase alphabets. 
+// Enter l to display lowercase alphabets. l
+// a b c d e f g h i j k l m n o p q r s t u v w x y z