#include "icc.h"
#include <bits/stdc++.h>
using namespace std;
#include<bits/stdc++.h>
using namespace std;
#define in insert
#define all(x) x.begin(),x.end()
#define pb push_back
#define eb emplace_back
#define ff first
#define ss second
//#define int long long
typedef long long ll;
typedef vector<int> vi;
typedef set<int> si;
typedef multiset<int> msi;
typedef pair<int, int> pii;
typedef vector<pii> vpii;
const int mxn = 110;
int A[mxn], B[mxn], is[mxn], n;
vector<int> g[mxn], all;
void merge(int x, int y) {
if(g[x].size() < g[y].size()) swap(x, y);
all.erase(find(all(all), y));
g[x].insert(g[x].end(), all(g[y]));
is[y] = 0;
g[y].clear();
}
int ask(vector<int> a, vector<int> b) {
int sza = 0, szb = 0;
for(int x : a) {
for(int y : g[x]) {
A[sza++] = y;
}
}
for(int x : b) {
for(int y : g[x]) {
B[szb++] = y;
}
}
return query(sza, szb, A, B);
}
pair<int, int> find(int x, int y) {
pair<int, int> ret{0, 0};
int A[n + 1], B[n + 1];
int sza, szb = 0;
int l = -1, r = (int)g[x].size() - 1;
for(int p : g[y]) {
B[szb++] = p;
}
while(r - l > 1) {
int m = (l + r) / 2;
sza = 0;
for(int i = 0; i <= m; i++) {
A[sza++] = g[x][i];
}
if(query(sza, szb, A, B)) r = m;
else l = m;
}
ret.ff = g[x][r];
sza = 0;
int l = -1, r = (int)g[y].size() - 1;
for(int p : g[x]) {
A[sza++] = p;
}
while(r - l > 1) {
int m = (l + r) / 2;
szb = 0;
for(int i = 0; i <= m; i++) {
B[szb++] = g[y][i];
}
if(query(sza, szb, A, B)) r = m;
else l = m;
}
ans.ss = g[y][r];
return ans;
}
void run(int _n) {
n = _n;
for(int i = 1; i <= n; i++) {
g[i].pb(i);
all.pb(i);
}
for(int t = 1; t < n; t++) {
int x = -1, y = -1;
for(int i : all) {
int tmp = query(sza, szb, A, B);
if(tmp == 0 && y == -1 && x != -1) y = i;
if(tmp == 1 && x == -1) x = i;
}
pair<int, int> ans = find(x, y);
setRoad(ans.ff, ans.ss);
merge(x, y);
}
}
Compilation message
icc.cpp: In function 'std::pair<int, int> find(int, int)':
icc.cpp:71:6: error: redeclaration of 'int l'
71 | int l = -1, r = (int)g[y].size() - 1;
| ^
icc.cpp:55:6: note: 'int l' previously declared here
55 | int l = -1, r = (int)g[x].size() - 1;
| ^
icc.cpp:71:14: error: redeclaration of 'int r'
71 | int l = -1, r = (int)g[y].size() - 1;
| ^
icc.cpp:55:14: note: 'int r' previously declared here
55 | int l = -1, r = (int)g[x].size() - 1;
| ^
icc.cpp:84:2: error: 'ans' was not declared in this scope; did you mean 'abs'?
84 | ans.ss = g[y][r];
| ^~~
| abs
icc.cpp: In function 'void run(int)':
icc.cpp:97:20: error: 'sza' was not declared in this scope
97 | int tmp = query(sza, szb, A, B);
| ^~~
icc.cpp:97:25: error: 'szb' was not declared in this scope
97 | int tmp = query(sza, szb, A, B);
| ^~~
