Submission #1800630

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Source Code Expand

use std::io;

fn next_vec() -> Vec<i64> {
    let mut buf = String::new();
    io::stdin().read_line(&mut buf).unwrap();
    buf.split_whitespace().map(|n| n.parse().unwrap()).collect()
}

fn main() {
    let v = next_vec();
    let n = v[0];
    let a = v[1];
    let b = v[2];

    let minimum = a * (n - 1) + b;
    let maximum = a + b * (n - 1);
    let ans = maximum - minimum + 1;
    println!("{:?}", if ans < 0 {0} else {ans});
}

Submission Info

Compile Error

./Main.cpp:1:1: error: ‘use’ does not name a type
 use std::io;
 ^
./Main.cpp:3:1: error: ‘fn’ does not name a type
 fn next_vec() -> Vec<i64> {
 ^
./Main.cpp:9:1: error: ‘fn’ does not name a type
 fn main() {
 ^