mirror of
https://git.sb/baoshuo/OI-codes.git
synced 2024-12-26 23:51:58 +00:00
11 lines
161 B
C++
11 lines
161 B
C++
|
#include <bits/stdc++.h>
|
||
|
|
|
||
|
|
using namespace std;
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
int a, b, c;
|
||
|
|
cin >> a >> b >> c;
|
||
|
|
cout << max(b - a, c - b) - 1 << endl;
|
||
|
|
return 0;
|
||
|
|
}
|