67 lines
1.7 KiB
Rust
67 lines
1.7 KiB
Rust
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use std::io;
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fn share_char(a: &str, b: &str) -> bool {
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let set_a: Vec<char> = a.chars().collect();
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let set_b: Vec<char> = b.chars().collect();
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let mut check = true;
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for i in set_a.iter() {
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let mut subcheck = false;
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for j in set_b.iter() {
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if i == j {
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subcheck = true;
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}
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}
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if subcheck == false {
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check = false;
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} else {
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check = true;
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}
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}
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check
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}
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fn main() {
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let mut t = String::new();
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io::stdin().read_line(&mut t).unwrap();
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let mut strings: Vec<[String; 2]> = vec![];
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for _ in 1..=t.trim().parse::<u64>().unwrap() {
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let mut nm = String::new();
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io::stdin().read_line(&mut nm).unwrap();
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let nm_vec: Vec<&str> = nm.trim().split_whitespace().collect();
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let mut nm_array: [u64; 2] = [0, 0];
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for i in 0..=1 {
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nm_array[i] = nm_vec[i].parse::<u64>().unwrap();
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}
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let mut string_vec: [String; 2] = [String::new(), String::new()];
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for i in 0..=1 {
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let mut string = String::new();
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io::stdin().read_line(&mut string).unwrap();
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string_vec[i] = string.trim().to_string();
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}
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strings.push(string_vec);
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}
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for i in 0..strings.len() {
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if !share_char(&strings[i][0], &strings[i][1]) {
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println!("-1");
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} else {
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let mut counter = 0;
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while !strings[i][0].contains(&strings[i][1]) {
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strings[i][0] = strings[i][0].repeat(2);
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counter += 1;
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if counter > 25 {
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counter = 0;
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break;
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}
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}
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println!("{}", counter);
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}
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}
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}
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