Submission #3047882

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Source Code Expand

// Why I am so dumb? :c
#include <bits/stdc++.h>

#define pb push_back
#define mp make_pair

#define all(x) (x).begin(), (x).end()

#define fi first
#define se second

using namespace std;

typedef long long ll;

ll dp[2][55];

int arr[55];

int n, p;

void solve() {                   
	scanf("%d %d", &n, &p);

	for (int i = 1; i <= n; ++i) {
		scanf("%d", &arr[i]);
	}	

	dp[0][0] = 1;

	for (int i = 1; i <= n; ++i) {                       
        int cur = (arr[i] % 2);

        for (int j = 0; j < 2; ++j) {
        	dp[j][i] = dp[j][i - 1];
        	dp[j][i] += dp[j ^ cur][i - 1];
        }
	}
 
    printf("%lld\n", dp[p][n]);
}

int main() {    
    int tt = 1;

    while (tt--) {
        solve();
    }

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘void solve()’:
./Main.cpp:23:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &p);
                        ^
./Main.cpp:26:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &arr[i]);
                       ^

Judge Result