Submission #71031

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
71031	2018-08-24T03:21:49 Z	KLPP	Game (IOI13_game)	C++14	Compilation error	0 ms	0 KB

game

//#include "game.h"
#include<iostream>
#include<stdio.h>
using namespace std;
typedef long long lld;
long long gcd2(long long X, long long Y) {
    long long tmp;
    while (X != Y && Y != 0) {
        tmp = X;
        X = Y;
        Y = tmp % Y;
    }
    return X;
}
struct node1{
  	node1 *left, *right;
	int l, r;
	lld vl;
} typedef node1;
struct node2{
	node2 *left,*right;
	node1 *segtree;
	int l,r;
}typedef node2;
void build(node1 *n,int l,int r){
	n->l=l;
	n->r=r;
	n->vl=0;
}
void extend(node1 *v){
	if(v->l==v->r)return;
	if(v->left==NULL){
		v->left=new node1();
		v->right=new node1();
		int mid=(v->l+v->r)/2;
		build(v->left,v->l,mid);
		build(v->right,mid+1,v->r);
	}
}
void update(node1 *v,int pos, lld val){
	if(v->l>pos || v->r<pos)return;
	if(v->l==pos && v->r==pos){
		v->vl=val;
		return;
	}
	extend(v);
	update(v->left,pos,val);
	update(v->right,pos,val);
	v->vl=gcd2(v->left->vl,v->right->vl);
}
lld query(node1 *v, int l, int r){
	if(v==NULL)return 0;
	if(v->l>r || v->r<l){
		return 0;
	}
	if(l<=v->l && v->r<=r){
		return v->vl;
	}
	return gcd2(query(v->left,l,r),query(v->right,l,r));
}
void build2(node2 *n,int l1, int r1,int l2, int r2){
	n->l=l1;
	n->r=r1;
	n->segtree=new node1();
	build(n->segtree,l2,r2);
}
void extend2(node2 *v){
	if(v->l==v->r)return;
	if(v->left==NULL){
		v->left=new node2();
		v->right=new node2();
		int mid=(v->l+v->r)/2;
		build2(v->left,v->l,mid,v->segtree->l,v->segtree->r);
		build2(v->right,mid+1,v->r,v->segtree->l,v->segtree->r);
	}
}
void update2(node2 *v,int x, int y,lld val){//x<R,y<C
	//cout<<v->l<<" "<<v->r<<endl;
	if(v->l>x || v->r<x)return;
	if(v->l==x && v->r==x){
		update(v->segtree,y,val);
		return;
	}
	extend2(v);
	update2(v->left,x,y,val);
	update2(v->right,x,y,val);
	lld v1=query(v->left->segtree,y,y);
	v1=gcd2(v1,query(v->right->segtree,y,y));
	update(v->segtree,y,v1);
}
lld query2(node2 *v,int x1, int y1, int x2, int y2){
	if(v==NULL)return 0;
	if(v->l>x2 || v->r<x1){
		return 0;
	}
	if(x1<=v->l && v->r<=x2){
		return query(v->segtree,y1,y2);
	}
	return gcd2(query2(v->left,x1,y1,x2,y2),query2(v->right,x1,y1,x2,y2));
}
node2 *tree;
void init(int R, int C) {tree=new node2();
	build2(tree,0,R-1,0,C-1);
}

void update(int P, int Q, long long K) {
	update2(tree,P,Q,K);
}

long long calculate(int P, int Q, int U, int V) {
	return query2(tree,P,Q,U,V);
}

int main(){
	int R,C,N;
	cin>>R>>C>>N;init(R,C);
	while(N--){
		int up;
		cin>>up;
		if(up==1){
			int p,q;
			lld val;
			cin>>p>>q>>val;
			update(p,q,val);
		}else{
			int p,q,u,v;
			cin>>p>>q>>u>>v;
			cout<<calculate(p,q,u,v)<<endl;
		}
	}
	return 0;
}

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;
      ^~~
/tmp/ccXieTRJ.o: In function `main':
game.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cc7fmmjv.o:grader.c:(.text.startup+0x0): first defined here
/tmp/cc7fmmjv.o: In function `main':
grader.c:(.text.startup+0x5d): undefined reference to `init'
grader.c:(.text.startup+0xb8): undefined reference to `calculate'
grader.c:(.text.startup+0x122): undefined reference to `update'
collect2: error: ld returned 1 exit status