# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
261323 | caoash | Vision Program (IOI19_vision) | C++14 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
// #include "vision.h"
using namespace std;
using ll = long long;
using vi = vector<int>;
#define pb push_back
#define rsz resize
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
using pi = pair<int,int>;
#define f first
#define s second
#define mp make_pair
int add_and(vi x) {
return 0;
}
int add_or(vi x) {
return 0;
}
int add_xor(vi x) {
return 0;
}
int add_not(int x){
return 0;
}
void construct_network(int H, int W, int K) {
vi ups;
for (int y = 0; y < W; y++) {
pi st = mp(0, y);
vi diag;
while (st.f < H && st.s < W) {
diag.pb(W * st.f + st.s);
// cout << st.f << " " << st.s << '\n';
++st.f, ++st.s;
}
ups.pb(add_and({add_or(diag), add_xor(diag)}));
}
for (int x = 1; x < H; x++) {
pi st = mp(x, 0);
vi diag;
while (st.f < H && st.s < W) {
diag.pb(W * st.f + st.s);
// cout << st.f << " " << st.s << '\n';
++st.f, ++st.s;
}
ups.pb(add_and({add_or(diag), add_xor(diag)}));
}
vi downs;
cout << endl;
for (int y = 0; y < W; y++) {
pi st = mp(0, y);
vi diag;
while (st.f >= 0 && st.s >= 0 && st.f < H && st.s < W) {
diag.pb(W * st.f + st.s);
// cout << st.f << " " << st.s << '\n';
++st.f, --st.s;
}
downs.pb(add_and({add_or(diag), add_xor(diag)}));
}
for (int x = 1; x < H; x++) {
pi st = mp(x, W - 1);
vi diag;
while (st.f >= 0 && st.s >= 0 && st.f < H && st.s < W) {
diag.pb(W * st.f + st.s);
// cout << st.f << " " << st.s << '\n';
++st.f, --st.s;
}
downs.pb(add_and({add_or(diag), add_xor(diag)}));
}
vi psup(sz(ups));
for (int i = 0; i < sz(ups); i++) {
if (i == 0) {
psup[i] = add_xor({ups[i]});
}
else {
psup[i] = add_xor({ups[i], psup[i - 1]});
}
}
vi pdown(sz(downs));
for (int i = 0; i < sz(downs); i++) {
if (i == 0) {
pdown[i] = add_xor({downs[i]});
}
else {
pdown[i] = add_xor({downs[i], pdown[i - 1]});
}
}
int upok = -1, downok = -1;
for (int i = 0; i < sz(ups) - K; i++) {
vi curr;
for (int j = i; j < i + K; j++) {
curr.pb(psup[j]);
}
if (i == 0) upok = add_and(curr);
else upok = add_or({upok, add_and(curr)});
}
for (int i = 0; i < sz(downs) - K; i++) {
vi curr;
for (int j = i; j < i + K; j++) {
curr.pb(pdown[j]);
}
if (i == 0) downok = add_and(curr);
else downok = add_or({downok, add_and(curr)});
}
int NK = K + 1;
int upok2 = -1, downok2 = -1;
for (int i = 0; i < sz(ups) - NK; i++) {
vi curr;
for (int j = i; j < i + NK; j++) {
curr.pb(psup[j]);
}
if (i == 0) upok2 = add_and(curr);
else upok2 = add_or({upok2, add_and(curr)});
}
for (int i = 0; i < sz(downs) - NK; i++) {
vi curr;
for (int j = i; j < i + NK; j++) {
curr.pb(pdown[j]);
}
if (i == 0) downok2 = add_and(curr);
else downok2 = add_or({downok2, add_and(curr)});
}
if (W + H - 2 == K) {
add_or({upok, downok});
}
else {
add_and({add_or({upok, downok}), add_not(add_or({upok2, downok2}))});
}
}
int main(){
construct_network(5, 5, 5);
}