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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	char A,a;
  5. 	for (A='A'; A<='Z'; A++) printf("%c -> %c -> %c\n", A, A|0x20, A^0x20);
  6. 	for (a='a'; a<='z'; a++) printf("%c -> %c -> %c\n", a, a&~0x20, a^0x20);
  7. 	return 0;
  8. }
  9.  
Success #stdin #stdout 0s 2248KB
comments (?)
stdin 
Standard input is empty
stdout 
A -> a -> a
B -> b -> b
C -> c -> c
D -> d -> d
E -> e -> e
F -> f -> f
G -> g -> g
H -> h -> h
I -> i -> i
J -> j -> j
K -> k -> k
L -> l -> l
M -> m -> m
N -> n -> n
O -> o -> o
P -> p -> p
Q -> q -> q
R -> r -> r
S -> s -> s
T -> t -> t
U -> u -> u
V -> v -> v
W -> w -> w
X -> x -> x
Y -> y -> y
Z -> z -> z
a -> A -> A
b -> B -> B
c -> C -> C
d -> D -> D
e -> E -> E
f -> F -> F
g -> G -> G
h -> H -> H
i -> I -> I
j -> J -> J
k -> K -> K
l -> L -> L
m -> M -> M
n -> N -> N
o -> O -> O
p -> P -> P
q -> Q -> Q
r -> R -> R
s -> S -> S
t -> T -> T
u -> U -> U
v -> V -> V
w -> W -> W
x -> X -> X
y -> Y -> Y
z -> Z -> Z
https://ideone.com/kpSDfE
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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