Submission #88803

#TimeUsernameProblemLanguageResultExecution timeMemory
88803asifthegreatBaloni (COCI15_baloni)C++14
100 / 100
107 ms4072 KiB
#include <bits/stdc++.h>
using namespace std;

#define debug(a) cout << #a << " = " << a << endl

const int N = 1000004;

int ara[N],n;
int taken[N];

int main()
{
    scanf("%d",&n);
    for(int i = 0; i < n;i++)scanf("%d",&ara[i]);
    int cnt = 0;
    for(int i = 0; i < n;i++){
        taken[ara[i]]++;
        cnt++;
        if(taken[ara[i]+1]){
            cnt--;
            taken[ara[i]+1]--;
        }
    }
    cout << cnt << endl;
    return 0;
}

Compilation message (stderr)

baloni.cpp: In function 'int main()':
baloni.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
baloni.cpp:14:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i = 0; i < n;i++)scanf("%d",&ara[i]);
                              ~~~~~^~~~~~~~~~~~~~
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