Kertoma

#![allow(non_snake_case)]
use std::io;
use std::f64::consts::E as mathE;
use std::f64::consts::PI as mathPI;

fn fractalDigits(n: f64) -> i32{
    return (n*(n/mathE).log10()+(2.0*n*mathPI).log10()*0.5).floor() as i32 + 1;
}

fn main(){
    // First rust program less go!

    let mut input = String::new();
    io::stdin().read_line(&mut input)
        .expect("Input error");

    let mut sum: i32 = 0;
    for num in input.trim_end().split(" "){
        sum += num.parse::<i32>().unwrap();
    }
    if sum < 4 {
        // Hard coded coz lazy
        let mut nums: [i32; 10] = Default::default();
        for (i,num) in input.trim_end().split(" ").enumerate(){
            nums[i] = num.parse().unwrap();
        }
        if sum == 1 {
            if nums[2] == 1 {
                print!("2\n");
            } else {
                print!("3\n");
            }
        } else if sum == 2 {
            print!("4\n")
        } else if sum == 3 {
            if nums[1] == 1 {
                print!("5\n");
            } else {
                print!("6\n");
            }
        }
        return;
    }
    let mut iter: i32 = 2;
    while fractalDigits(iter as f64)!=sum {
        iter+=1;
    }
    print!("{}\n", iter);
}

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

Test 7

Group: 2, 3

Verdict: ACCEPTED

Test 8

Group: 2, 3

Verdict: ACCEPTED

Test 9

Group: 2, 3

Verdict: ACCEPTED

Test 10

Group: 2, 3

Verdict: ACCEPTED

Test 11

Group: 3

Verdict: ACCEPTED

Test 12

Group: 3

Verdict: ACCEPTED

Test 13

Group: 3

Verdict: ACCEPTED

Test 14

Group: 3

Verdict: ACCEPTED

Test 15

Group: 3

Verdict: ACCEPTED

Test 16

Group: 3

Verdict: ACCEPTED