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:1:18: warning: extra tokens at end of #include directive
#include "game.h"#include <bits/stdc++.h>using namespace std;#define X first#define Y second#define pb push_back#define mp make_pairtypedef pair<int, int> ii;typedef long long ll; int maxn; 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 treap_node{ ll val, gcd; int key, prio; treap_node *left, *right; treap_node(int _key, ll _val) { val = gcd = _val; key = _key; prio = (rand()<<16)^rand(); left = right = NULL; } void calc() { gcd = val; if(left) gcd = gcd2(gcd, left->gcd); if(right) gcd = gcd2(gcd, right->gcd); }}; treap_node* merge(treap_node *L, treap_node *R){ if(!L || !R) return L?L:R; if(L->prio > R->prio) { L->right = merge(L->right, R); L->calc(); return L; } else { R->left = merge(L, R->left); R->calc(); return R; }} void split(treap_node *big, treap_node* &L, treap_node* &R, int key){ L = R = NULL; if(!big) { return; } if(big->key<= key) { L = big; split(big->right, big->right, R, key); } else { R = big; split(big->left, L, big->left, key); } big->calc();}ll ask_treap(int i, int j, treap_node* &u){ treap_node *one, *two; split(u, one, u, i-1); split(u, u, two, j); ll ret = u?u->gcd:0; u = merge(one, u); u = merge(u, two); return ret;} void upd_treap(treap_node* &u, int x, ll val){ treap_node *one, *two; split(u, one, u, x-1); split(u, u, two, x); if(!u) { u = new treap_node(x, val); } else { assert(!(u->left)); assert(!(u->right)); u->key = u->gcd = val; } u = merge(one, u); u = merge(u, two);} struct node{ treap_node *x; node *left, *right; node() { x = NULL; left = right = NULL; } node* getL() { if(left) return left; return left = new node(); } node* getR() { if(right) return right; return right = new node(); }}; ll ask(node *u, int i1, int j1, int i2, int j2, int L = 0, int R = maxn-1){ if(!u) return 0; if(i1> R || i2< L) return 0; if(i1<= L && R<= i2) { return ask_treap(j1, j2, u->x); } ll x = ask(u->left, i1, j1, i2, j2, L, (L+R)/2); ll y = ask(u->right, i1, j1, i2, j2, (L+R)/2+1, R); return gcd2(x, y);} void Update(node *u, int x, int y, ll val, int L = 0, int R = maxn-1){ treap_node *one, *two; split(u->x, one, u->x, y-1); split(u->x, u->x, two, y); if(!(u->x)) { u->x = new treap_node(y, val); } else { assert(!(u->x->left)); assert(!(u->x->right)); u->x->val = u->x->gcd = val; } u->x = merge(one, u->x); u->x = merge(u->x, two); if(L == R) return; int M = (L+R)/2; if(x<= M) Update(u->getL(), x, y, val, L, M); else Update(u->getR(), x, y, val, M+1, R);} node *root; void init(int R, int C){ srand(time(NULL)); maxn = R; root = new node();} void update(int P, int Q, long long K){ Update(root, P, Q, K);} long long calculate(int P, int Q, int U, int V){ return ask(root, P, Q, U, V);}
^
/tmp/cc48RThR.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