#include "game.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int R, C;
struct ST{
struct Node{
int l=0, r=0;
ll v=0;
};
vector<Node> node;
void update(int nn, int ns, int ne, int x, ll v){
if(ns>x || ne<x) return;
if(ns==ne){
node[nn].v = v;
return;
}
int m = ns+ne>>1;
if(m<x){
if(!node[nn].r) node[nn].r = node.size(), node.resize(node[nn].r+1);
update(node[nn].r, m+1, ne, x, v);
}
else{
if(!node[nn].l) node[nn].l = node.size(), node.resize(node[nn].l+1);
update(node[nn].l, ns, m, x, v);
}
node[nn].v = __gcd(node[nn].l?node[node[nn].l].v:0ll, node[nn].r?node[node[nn].r].v:0ll);
}
ll query(int nn, int ns, int ne, int s, int e){
if(ns>e || ne<s) return 0;
if(s<=ns && ne<=e) return node[nn].v;
int m = ns+ne>>1;
return __gcd(node[nn].l?query(node[nn].l, ns, m, s, e):0ll, node[nn].r?query(node[nn].r, m+1, ne, s, e):0ll);
}
};
struct ST2{
struct Node{
int l=0, r=0;
ST v;
};
vector<Node> node;
void update(int nn, int ns, int ne, int x, int xx, ll v){
if(ns>x || ne<x) return;
if(ns==ne){
node[nn].v.update(0, 0, C, xx, v);
return;
}
int m = ns+ne>>1;
if(m<x){
if(!node[nn].r) node[nn].r = node.size(), node.resize(node[nn].r+1), node[node[nn].r].v.node.resize(1);
update(node[nn].r, m+1, ne, x, xx, v);
}
else{
if(!node[nn].l) node[nn].l = node.size(), node.resize(node[nn].l+1), node[node[nn].l].v.node.resize(1);
update(node[nn].l, ns, m, x, xx, v);
}
update(node[nn].v.update(0, 0, C, xx, v));
}
ll query(int nn, int ns, int ne, int s, int e, int ss, int ee){
if(ns>e || ne<s) return 0;
if(s<=ns && ne<=e) return node[nn].v.query(0, 0, C, ss, ee);
int m = ns+ne>>1;
return __gcd(node[nn].l?query(node[nn].l, ns, m, s, e, ss, ee):0ll, node[nn].r?query(node[nn].r, m+1, ne, s, e, ss, ee):0ll);
}
} seg;
void init(int R_, int C_) {
R = R_ - 1, C = C_ - 1;
seg.node.resize(1);
seg.node[0].v.node.resize(1);
}
void update(int P, int Q, ll K) {
seg.update(0, 0, R, P, Q, K);
}
ll calculate(int P, int Q, int U, int V) {
return seg.query(0, 0, R, P, U, Q, V);
}
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: In member function 'void ST::update(int, int, int, int, ll)':
game.cpp:18:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
int m = ns+ne>>1;
~~^~~
game.cpp: In member function 'll ST::query(int, int, int, int, int)':
game.cpp:32:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
int m = ns+ne>>1;
~~^~~
game.cpp: In member function 'void ST2::update(int, int, int, int, int, ll)':
game.cpp:49:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
int m = ns+ne>>1;
~~^~~
game.cpp:58:49: error: invalid use of void expression
update(node[nn].v.update(0, 0, C, xx, v));
^
game.cpp: In member function 'll ST2::query(int, int, int, int, int, int, int)':
game.cpp:63:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
int m = ns+ne>>1;
~~^~~
