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D.cpp
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99 lines (82 loc) · 2.45 KB
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#include <bits/stdc++.h>
#define int long long
#define FOR(i,a,b) for(int i=(a),_b=(b); i<=_b; ++i)
#define FORD(i,a,b) for(int i=(a),_b=(b); i>=_b; --i)
#define REP(i,a) for(int i=0,_a=(a); i < _a; ++i)
#define DEBUG(X) { cout << #X << " = " << (X) << endl; }
#define PR(A,n) { cout << #A << " = "; FOR(_,1,n) cout << A[_] << ' '; cout << endl; }
#define PR0(A,n) { cout << #A << " = "; REP(_,n) cout << A[_] << ' '; cout << endl; }
#define sqr(x) ((x) * (x))
#define ll long long
#define __builtin_popcount __builtin_popcountll
#define SZ(x) ((int) (x).size())
using namespace std;
double safe_sqrt(double x) {
return sqrt(max(0.0,x));
}
int GI(int& x) {
return scanf("%lld", &x);
}
const int MN = 200111;
vector<int> bad[MN];
int h, w, n;
deque<int> odd, even;
void print() {
REP(i,SZ(odd)) {
printf("%lld %lld ", odd[i], even[i]);
}
puts("");
}
int res[MN];
#undef int
int main() {
#define int long long
while (GI(h) == 1 && GI(w) == 1 && GI(n) == 1) {
FOR(i,1,h) bad[i].clear();
while (n--) {
int a, b; GI(a); GI(b);
bad[a].push_back(b);
}
while (!odd.empty()) odd.pop_back();
while (!even.empty()) even.pop_back();
FOR(i,1,w) {
if (i % 2 == 1) odd.push_back(i);
else even.push_back(i);
}
// print();
FOR(i,1,h) {
if (i % 2 == 1) {
swap(odd, even);
}
else {
int first = odd.front(); odd.pop_front();
int last = even.back(); even.pop_back();
swap(even, odd);
odd.push_front(first);
even.push_back(last);
}
for(auto x : bad[i]) {
if (x % 2 == 0) {
int u = even[x/2 - 1];
int v = odd[x / 2];
even[x/2 - 1] = v;
odd[x / 2] = u;
}
else {
int u = odd[x/2];
int v = even[x/2];
odd[x/2] = v;
even[x/2] = u;
}
}
// DEBUG(i);
// print();
}
int pos = 0;
REP(i,SZ(odd)) {
res[odd[i]] = ++pos;
res[even[i]] = ++pos;
}
FOR(i,1,w) printf("%lld ", res[i]); puts("");
}
}