문제
풀이
#include <algorithm>
#include <iostream>
using namespace std;
void solve(void) {
long long l, r, s; cin >> l >> r >> s;
l -= s; r -= s; s = 0;
cout << 2 * min(r, -l) + (r > -l) << "\n";
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int t; cin >> t;
while (t--) solve();
return 0;
}