Submission #615848

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
615848	2022-07-31 13:20:31	zhangjishen	Sjeckanje (COCI21_sjeckanje)	C++98	110 / 110	565 ms	37768 KiB

Main

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#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MAXN = 2e5 + 10;
// Node structure
struct Node{
  ll lv, rv, dp[2][2];
};
Node merge(Node L, Node R){
  Node ans;
  ans.lv = L.lv; ans.rv = R.rv;
  if(L.rv * R.lv >= 0){
    ans.dp[0][0] = L.dp[0][0] + R.dp[0][0];
    ans.dp[0][1] = L.dp[0][0] + R.dp[0][1];
    ans.dp[1][0] = L.dp[1][0] + R.dp[0][0];
    ans.dp[1][1] = L.dp[1][0] + R.dp[0][1];
  }else{
    ans.dp[0][0] = max(L.dp[0][1] + R.dp[0][0], L.dp[0][0] + R.dp[1][0]);
    ans.dp[0][1] = max(L.dp[0][1] + R.dp[0][1], L.dp[0][0] + R.dp[1][1]);
    ans.dp[1][0] = max(L.dp[1][1] + R.dp[0][0], L.dp[1][0] + R.dp[1][0]);
    ans.dp[1][1] = max(L.dp[1][1] + R.dp[0][1], L.dp[1][0] + R.dp[1][1]);
  }
  return ans;
}
// Segment Tree
Node t[MAXN * 4];
 
 
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Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:67:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   67 |  scanf("%d %d", &n, &q);
      |  ~~~~~^~~~~~~~~~~~~~~~~
Main.cpp:69:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   69 |   scanf("%lld", &a[i]);
      |   ~~~~~^~~~~~~~~~~~~~~
Main.cpp:82:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   82 |    scanf("%d %d %lld", &l, &r, &k);
      |    ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 40 / 40
• Subtask 3: 55 / 55