Submission #637919

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
637919	2022-09-03 15:14:10	Cross_Ratio	Sterilizing Spray (JOI15_sterilizing)	C++14	100 / 100	799 ms	13496 KiB

sterilizing

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
struct Node {
    ll sum;
    ll mi, ma;
    ll n, p;
    Node() {
        sum = mi = ma = 0;
        n = -1, p = 0;
    }
    Node(ll v) {
        sum = mi = ma = v;
        n = -1, p = 0;
    }
};
struct SegTree {
    vector<Node> seg;
    int MAX;
    SegTree(int N) {
        int i;
        for(i=1;i<2*N;i*=2) {}
        seg.resize(i);
        MAX = i;
    }
    Node f(Node x, Node y) {
        Node c;
        c.sum = x.sum + y.sum;
        c.ma = max(x.ma, y.ma);
        c.mi = min(x.mi, y.mi);
 
 
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Compilation message (stderr)

sterilizing.cpp: In member function 'void SegTree::add1(int, int, ll, int, int, int)':
sterilizing.cpp:72:22: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   72 |         int mid = ns + ne >> 1;
      |                   ~~~^~~~
sterilizing.cpp: In member function 'void SegTree::add2(int, int, ll, int, int, int)':
sterilizing.cpp:92:22: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   92 |         int mid = ns + ne >> 1;
      |                   ~~~^~~~
sterilizing.cpp: In member function 'll SegTree::sum(int, int, int, int, int)':
sterilizing.cpp:101:22: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  101 |         int mid = ns + ne >> 1;
      |                   ~~~^~~~
sterilizing.cpp: In function 'int main()':
sterilizing.cpp:113:12: warning: unused variable 'j' [-Wunused-variable]
  113 |     int i, j;
      |            ^

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 75 / 75