Submission #92531

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
92531	2019-01-03 10:45:32	ltomic	Deblo (COCI18_deblo)	C++14	45 / 90	1087 ms	14332 KiB

deblo

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#include <cstdio>
#include <vector>
using namespace std;
using llint = long long;
const int MAXN = 1e5+5;
vector<int> G[MAXN];
int a[MAXN];
int n, x, y;
llint sum;
llint dfs(int x, int p, int val) {
  llint ret = a[x]^val;
  for (int i: G[x]) {
    if (i == p) continue;
    ret += dfs(i, x, val^a[x]);
  }
  return ret;
}
int main() {
  scanf("%d", &n);
  for (int i = 0; i < n; ++i) {
    scanf("%d", a+i);
    sum += a[i];
  }
 
 
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Compilation message (stderr)

deblo.cpp: In function 'int main()':
deblo.cpp:26:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
   ~~~~~^~~~~~~~~~
deblo.cpp:28:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", a+i);
     ~~~~~^~~~~~~~~~~
deblo.cpp:33:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &x, &y);
     ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 45 / 90