Submission #1041492

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;
#define X first
#define Y second
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<vi> vvi;

#define debug(x) cerr << #x << " = " << (x) << endl;
template<typename T>
ostream& operator<<(ostream& o, vector<T>& v) {
    for (auto& x : v) o << x << ' ';
    return o;
}

int main(){
    std::ios_base::sync_with_stdio(false); cin.tie(0);
    int a, b; cin >> a >> b;
    int res;
    if (a >= 0 && b >= 0) {
        if (b >= a) res = b - a;
        else if (b == 0) res = 1 + (a - b);
        else res = 2 + (a - b);
    } else if (a >= 0){
        res = 1 + abs(a + b);
    } else if (b >= 0){
        if (b == 0) res = abs(a + b);
        else res = 1 + abs(a + b);
    } else {
        if (b >= a) res = b - a;
        else res = 2 + (a - b);
    }

    cout << res << endl;

}

Submission Info

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