Two bullet roulette: Difference between revisions
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load, load, spin, fire, spin, fire (option C) produces 55.82% deaths.
load, load, spin, fire, fire (option D) produces 50.021% deaths.
</pre>
=={{header|Vlang}}==
{{trans|Kotlin}}
<syntaxhighlight lang="vlang">
import rand
__global cylinder = []bool{len:6}
fn main() {
test("LSLSFSF")
test("LSLSFF")
test("LLSFSF")
test("LLSFF")
}
fn test(src string) {
tests := 100000
mut sum := 0
for _ in 0..tests {
sum += method(src)
}
println('${m_string(src)} produces ${100.0 * f32(sum) / f32(tests)}% deaths.')
}
fn rshift() {
t := cylinder[5]
for i := 4; i >= 0; i-- {
cylinder[i+1] = cylinder[i]
}
cylinder[0] = t
}
fn unload() {
for i := 0; i < 6; i++ {
cylinder[i] = false
}
}
fn load() {
for cylinder[0] {
rshift()
}
cylinder[0] = true
rshift()
}
fn spin() {
mut lim := 1 + rand.intn(6) or {exit(1)}
for i := 1; i < lim; i++ {
rshift()
}
}
fn fire() bool {
shot := cylinder[0]
rshift()
return shot
}
fn method(s string) int {
unload()
for c in s {
match c.ascii_str() {
'L' {load()}
'S' {spin()}
'F' {if fire() == true {return 1}}
else {}
}
}
return 0
}
fn m_string(s string) string {
mut l := []string{}
for c in s {
match c.ascii_str() {
'L' {l << "load"}
'S' {l << "spin"}
'F' {l << "fire"}
else {}
}
}
return l.join(', ')
}
</syntaxhighlight>
{{out}}
<pre>
load, spin, load, spin, fire, spin, fire produces 55.795% deaths.
load, spin, load, spin, fire, fire produces 58.453% deaths.
load, load, spin, fire, spin, fire produces 55.468% deaths.
load, load, spin, fire, fire produces 49.868% deaths.
</pre>
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