Submission #345543

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Source Code Expand

#include <iostream>
#include <sstream>
#include <string>
#include <cmath>
#include <cstdio>
#include <vector>
#include <map>
#include <set>
#include <queue>
#include <deque>
#include <algorithm>
#include <functional>
#include <numeric>

using namespace std;
typedef unsigned int uint;
typedef long long ll;
typedef unsigned long long ull;

#define REP(i,n) for(int i = 0; i < (int)(n); ++i)
#define FOR(i,a,b) for(int i = (a); i < (int)(b); ++i)
#define FOREACH(i, n) for (__typeof((n).begin()) i = (n).begin(); i != (n).end(); ++i)
#define ALL(c) (c).begin(), (c).end()
#define SIZE(v) ((int)v.size())

#define pb push_back
#define mp make_pair

int main(void)
{
    int N;
    cin >> N;

    set<int> nums;
    REP(n, N) {
        int a;
        scanf("%d", &a);

        while(a % 2 == 0) a /= 2;
        nums.insert(a);
    }

    cout << nums.size() << endl;

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:37:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &a);
                        ^

Judge Result