Anonymous user
Execute HQ9+: Difference between revisions
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alphabetical order
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See [[RCHQ9+/Ruby]].
=={{header|Rust}}==▼
<lang rust>use std::env;▼
// HQ9+ requires that '+' increments an accumulator, but it's inaccessible (and thus, unused).▼
#[allow(unused_variables)]▼
fn execute(code: &str) {▼
let mut accumulator = 0;▼
for c in code.chars() {▼
match c {▼
'Q' => println!("{}", code),▼
'H' => println!("Hello, World!"),▼
'9' => {▼
for n in (1..100).rev() {▼
println!("{} bottles of beer on the wall", n);▼
println!("{} bottles of beer", n);▼
println!("Take one down, pass it around");▼
if (n - 1) > 1 {▼
println!("{} bottles of beer on the wall\n", n - 1);▼
} else {▼
println!("1 bottle of beer on the wall\n");▼
}▼
}▼
}▼
'+' => accumulator += 1,▼
_ => panic!("Invalid character '{}' found in source.", c),▼
}▼
}▼
}▼
fn main() {▼
execute(&env::args().nth(1).unwrap());▼
}</lang>▼
=={{header|Scala}}==
Line 1,415 ⟶ 1,450:
println(hq9plus("HQ9+"))
</lang>
▲=={{header|Rust}}==
▲<lang rust>use std::env;
▲// HQ9+ requires that '+' increments an accumulator, but it's inaccessible (and thus, unused).
▲#[allow(unused_variables)]
▲fn execute(code: &str) {
▲ let mut accumulator = 0;
▲ for c in code.chars() {
▲ match c {
▲ 'Q' => println!("{}", code),
▲ 'H' => println!("Hello, World!"),
▲ '9' => {
▲ for n in (1..100).rev() {
▲ println!("{} bottles of beer on the wall", n);
▲ println!("{} bottles of beer", n);
▲ println!("Take one down, pass it around");
▲ if (n - 1) > 1 {
▲ println!("{} bottles of beer on the wall\n", n - 1);
▲ } else {
▲ println!("1 bottle of beer on the wall\n");
▲ }
▲ }
▲ }
▲ '+' => accumulator += 1,
▲ _ => panic!("Invalid character '{}' found in source.", c),
▲ }
▲ }
▲}
▲fn main() {
▲ execute(&env::args().nth(1).unwrap());
▲}</lang>
=={{header|Seed7}}==
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