update many

storage/zeta/rs/7393.rs

@@ -0,0 +1,46 @@
+use std::io::{read_to_string, stdin};
+
+fn get_legendre(n: usize, p: usize) {
+    let mut key = p;
+    let mut res = 0;
+    let mut curr = n / p;
+    while curr == 0 {
+        
+    }
+}
+
+fn main() {
+    let mut temp = read_to_string(stdin()).unwrap();
+    let mut iter = temp
+        .split_ascii_whitespace()
+        .map(|x| x.parse::<usize>().unwrap());
+
+    let n = iter.next().unwrap();
+    let m = iter.next().unwrap();
+
+    let mut combs = vec![0; n];
+
+    combs[0] = 1;
+    let mut new_combs = vec![0; n];
+    new_combs[0] = 1;
+
+    for i in 1..=n - 1 {
+        for j in 1..i {
+            new_combs[j] = (combs[j] + combs[j - 1]) % m;
+        }
+        new_combs[i] = 1;
+        let ct = combs;
+        combs = new_combs;
+        new_combs = ct;
+    }
+
+    let res = (0..n)
+        .filter(|&i| combs[i] == 0)
+        .map(|i| i + 1)
+        .collect::<Vec<_>>();
+
+    println!("{}", res.len());
+    for i in res {
+        println!("{}", i);
+    }
+}