Submission #849455

#	Time	Username	Problem	Language	Result	Execution time	Memory
849455		TahirAliyev	Gap (APIO16_gap)	C++17	0 / 100	31 ms	3112 KiB

gap

#include "gap.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long

ll findGap(int T, int N)
{
    if(T == 1){
        ll a, b;
        MinMax(1, 1e18, &a, &b);
        if(N == 2){
            return b - a;
        }
        ll ans = 1;
        ll _a, _b;
        while(a < b){
            _a = a, _b = b;
            MinMax(a + 1, b - 1, &a, &b);
            if(a == -1 || b == -1) break;
            ans = max(a - _a, ans);
            ans = max(_b - b, ans);
        }
        if(a < b){
            ans = max(ans, b - a);
        }
        if((a == -1 || b == -1) && (_a < _b)){
            ans = max(ans, _b - _a);
        }
        return ans;
    }
    else{

    }
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:36:1: warning: control reaches end of non-void function [-Wreturn-type]
   36 | }
      | ^
gap.cpp:29:31: warning: '_b' may be used uninitialized in this function [-Wmaybe-uninitialized]
   29 |             ans = max(ans, _b - _a);
      |                            ~~~^~~~
gap.cpp:29:31: warning: '_a' may be used uninitialized in this function [-Wmaybe-uninitialized]

• Subtask 1: 0 / 30
• Subtask 2: 0 / 70