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ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#590513 | #8726. Magic Show | isirazeev | Compile Error | / | / | C++20 | 2.1kb | 2024-09-26 01:20:46 | 2024-09-26 01:20:46 |
Judging History
Alice
#include <vector>
#include "Alice.h"
#include <algorithm>
#include <random>
using namespace std;
// you may define some global variables, but it does not work if you try to transfer any information from function Alice() to function Bob() through these variables.
// you had better not use the same global variables in function Alice() and in function Bob().
mt19937 rnd(INT_MAX);
std::vector<std::pair<int,int>> Alice(){
const int N = 61 * 40 + 61;
long long x = setN(N);
vector<pair<int, int>> edges;
int cnt[N + 1];
for(int i = 0; i <= N; i++) cnt[i] = 0;
for(long long bit = 0; bit <= 60; bit++){
if(((x >> bit) & 1) == 1){
for(int j = 62 + bit * 40; j < 62 + (bit + 1) * 40; j++){
pair<int, int> v = {bit + 1, j};
if(rnd() % 2 == 0) swap(v.first, v.second);
edges.emplace_back(v);
cnt[j]++;
}
}
}
vector<int> v;
for(int i = 62; i <= N; i++){
if(cnt[i] == 0)
v.emplace_back(i);
}
int non_zero = 0;
for(int i = 62; i <= N; i++){
if(cnt[i] != 0)
non_zero = i;
}
for(int i = 1; i < 61; i++){
edges.emplace_back(i, i + 1);
}
for(int i : v){
edges.emplace_back(i, non_zero);
}
for(int i = 0; i < N; i++)
random_shuffle(edges.begin(), edges.end());
return edges;
}
Bob
#include <vector>
#include "Bob.h"
using namespace std;
long long Bob(std::vector<std::pair<int,int>> V){
const int N = 61 * 40 + 61;
int cnt[N + 1];
for(int i = 0; i <= N; i++) cnt[i] = 0;
for(int i = 1; i < (int)V.size(); i++){
pair<int, int> p = V[i];
int dif = p.first - p.second;
if(dif < 0) dif = -dif;
if(!(dif == 1 && max(p.first, p.second) <= 61))
cnt[p.first]++, cnt[p.second]++;
}
long long res = 0;
for(int i = 1; i <= 61; i++){
int bit = i - 1;
if(cnt[i] > 0)
res += (1ll << bit);
}
return res;
}
詳細信息
Alice.code:11:13: error: ‘INT_MAX’ was not declared in this scope 11 | mt19937 rnd(INT_MAX); | ^~~~~~~ Alice.code:5:1: note: ‘INT_MAX’ is defined in header ‘<climits>’; did you forget to ‘#include <climits>’? 4 | #include <random> +++ |+#include <climits> 5 |