# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
53938 |
2018-07-02T01:31:22 Z |
KieranHorgan |
Game (IOI13_game) |
C++17 |
|
0 ms |
0 KB |
#include "game.h"
#include <bits/stdc++.h>
using namespace std;
#define int long long
long long gcd2(long long X, long long Y) {
long long tmp;
if(X==0&&Y==0) return 0;
if(X==0) return Y;
if(Y==0) return X;
while (X != Y && Y != 0) {
tmp = X;
X = Y;
Y = tmp % Y;
}
return X;
}
struct colSegmentTree {
unordered_map<int, int> st;
void update(int val, int j, int id=1, int l=0, int r=100) {
if(l>j || r<=j) return;
if(r-l==1) {
st[id] = val;
return;
}
int mid = (l+r)/2;
if(j < mid) update(val, j, id*2 , l, mid);
else update(val, j, id*2+1, mid, r);
if(st.count(id*2 )&&
st.count(id*2+1))
st[id] = gcd2(st[id*2], st[id*2+1]);
else if(st.count(id*2 ))
st[id] = st[id*2 ];
else if(st.count(id*2+1))
st[id] = st[id*2+1];
}
int query(int x, int y, int id=1, int l=0, int r=100) {
if(l>=y || r<=x) return 0;
if(l>=x && r<=y) {
// cerr << " " << l << " " << r-1 << endl;
if(st.count(id))
return st[id];
return 0;
}
int mid = (l+r)/2;
return gcd2(query(x, y, id*2 , l, mid),
query(x, y, id*2+1, mid, r));
}
};
struct rowSegmentTree {
unordered_map<int, colSegmentTree> st;
void update(int val, int i, int j, int id=1, int l=0, int r=5) {
if(l>i || r<=i) return;
st[id].update(val, j);
int mid = (l+r/2);
if(l+1==r) return;
if(i < mid) update(val, i, j, id*2 , l, mid);
else update(val, i, j, id*2+1, mid, r);
}
int query(int x, int y, int nx, int ny, int id=1, int l=0, int r=5) {
if(l>=y || r<=x) return 0;
if(l>=x && r<=y) {
// cerr << l << " " << r-1 << endl;
if(st.count(id))
return st[id].query(nx, ny);
return 0;
}
int mid = (l+r)/2;
return gcd2(query(x, y, nx, ny, id*2 , l, mid),
query(x, y, nx, ny, id*2+1, mid, r));
}
};
rowSegmentTree tree;
void init(signed R, signed C) {
/* ... */
}
void update(signed P, signed Q, long long K) {
tree.update(K, P, Q);
/* ... */
}
long long calculate(signed P, signed Q, signed U, signed V) {
/* ... */
return tree.query(P, U+1, Q, V+1);
}
Compilation message
grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
int res;
^~~
game.cpp:54:2: error: stray '\302' in program
void update(int val, int i, int j, int id=1, int l=0, int r=5) {
^
game.cpp:54:3: error: stray '\240' in program
void update(int val, int i, int j, int id=1, int l=0, int r=5) {
^
game.cpp:54:5: error: stray '\302' in program
void update(int val, int i, int j, int id=1, int l=0, int r=5) {
^
game.cpp:54:6: error: stray '\240' in program
void update(int val, int i, int j, int id=1, int l=0, int r=5) {
^
game.cpp:62:2: error: stray '\302' in program
int query(int x, int y, int nx, int ny, int id=1, int l=0, int r=5) {
^
game.cpp:62:3: error: stray '\240' in program
int query(int x, int y, int nx, int ny, int id=1, int l=0, int r=5) {
^
game.cpp:62:5: error: stray '\302' in program
int query(int x, int y, int nx, int ny, int id=1, int l=0, int r=5) {
^
game.cpp:62:6: error: stray '\240' in program
int query(int x, int y, int nx, int ny, int id=1, int l=0, int r=5) {
^