Submission #817481

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
817481	2023-08-09 12:52:46	finn__	Catfish Farm (IOI22_fish)	C++17	100 / 100	319 ms	68800 KiB

fish

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;
constexpr size_t N = 100001;
struct state
{
    vector<int64_t> s, l, z;
};
state f[N];
vector<int64_t> p[N];
vector<uint32_t> coords[N];
size_t ind(size_t x, int y)
{
    return lower_bound(coords[x].begin(), coords[x].end(), y) - coords[x].begin();
}
long long max_weights(int n, int m, vector<int> x, vector<int> y, vector<int> w)
{
    for (size_t i = 0; i < m; ++i)
    {
        coords[x[i]].push_back(y[i] + 1);
        if (x[i])
            coords[x[i] - 1].push_back(y[i] + 1);
        if (x[i] + 1 < n)
            coords[x[i] + 1].push_back(y[i] + 1);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:24:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   24 |     for (size_t i = 0; i < m; ++i)
      |                        ~~^~~
fish.cpp:33:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   33 |     for (size_t i = 0; i < n; ++i)
      |                        ~~^~~
fish.cpp:44:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   44 |     for (size_t i = 1; i < n; ++i)
      |                        ~~^~~
fish.cpp:51:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   51 |     for (size_t i = 0; i < m; ++i)
      |                        ~~^~~
fish.cpp:53:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   53 |     for (size_t i = 0; i < n; ++i)
      |                        ~~^~~
fish.cpp:57:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   57 |     for (size_t i = 1; i < n; ++i)
      |                        ~~^~~

• Subtask 1: 3 / 3
• Subtask 2: 6 / 6
• Subtask 3: 9 / 9
• Subtask 4: 14 / 14
• Subtask 5: 21 / 21
• Subtask 6: 17 / 17
• Subtask 7: 14 / 14
• Subtask 8: 16 / 16