Submission #1989372

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Source Code Expand

#include "bits/stdc++.h"

#define ALL(g) (g).begin(),(g).end()
#define REP(i, x, n) for(int i = x; i < n; i++)
#define rep(i,n) REP(i,0,n)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define pb push_back

using namespace std;

using ll = long long;
using P = pair<int,int>;

const int mod=1e9+7,INF=1<<30;
const double EPS=1e-12,PI=3.1415926535897932384626;
const ll LINF=1LL<<60, lmod = 1e9+7;

const int MAX_N = 100005;
int a[MAX_N];

int main(){
  int N; cin >> N;
  int _max = -INF, _min = INF;
  rep(i,N){
    scanf("%d",a+i);
    _max = max(_max,a[i]);
    _min = min(_min,a[i]);
  }
  bool ans = false;
  if(_min==_max){
    if(_min==N-1 || _min<=N/2) ans = true;
  }else if(_max==_min+1){
    int cnt_min = 0;
    rep(i,N) if(a[i]==_min) cnt_min++;
    if(_max >= cnt_min+1 && _max <=(cnt_min)+(N-cnt_min)/2) ans = true;
  }
  cout << (ans ? "Yes" : "No") << endl;
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:25:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",a+i);
                    ^

Judge Result