fn main() {
let mut pp = 0;
let mut pq = 0;
let mut qp = 0;
let mut qq = 0;
loop {
loop {
loop {
loop {
println!("{} {} {} {}", pp, pq, qp, qq);
qq += 1;
if qq > 3 { // セミコロンを削除、条件を修正
break;
}
}
qp += 1;
qq = 0;
if qp > 3 {
break;
}
}
pq += 1;
qp = 0;
if pq > 3 {
break;
}
}
pp += 1;
pq = 0;
if pp > 3 {
break;
}
}
}
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