criyle/codenet-compile-errors huggingface dataset:
Language: Java

import java.util.*;
import java.lang.*;
import java.io.*;

public class F {
	public static void main (String[] args) throws java.lang.Exception {
		new Solution();
	}
}
class Solution {
	Reader reader;
	public Solution() {
		reader = new Reader();
		while (reader.hasNext()) {
			run_case();
		}
	}

	Map<Integer, Set<Integer>> adj;
	// Set<Integer> vis;
	int[] color;
	boolean[] vis;
	int[] resArr;
	private void run_case() {
		int n = reader.ni();
		color = new int[n];
		for (int i=0; i<n; i++) color[i] = reader.ni();

		// vis
		adj = new HashMap<>();
		vis = new boolean[n];
		for (int i=0; i<n-1; i++) {
			int u = reader.ni() - 1;
			int v = reader.ni() - 1;
			adj.putIfAbsent(u, new HashSet<>());
			adj.putIfAbsent(v, new HashSet<>());
			adj.get(u).add(v);
			adj.get(v).add(u);
		}

		int[] res = new int[n];
		resArr = new int[n];
		// for (int i=0; i<n; i++) {
		// 	// vis.add(i);
		// 	vis[i] = true;
		// 	res[i] = dfs(i);
		// 	System.out.print(res[i] + " ");
		// 	// vis.remove(i);
		// 	vis[i] = false;
		// }
		vis[0] = true;
		dfs(0);
		for (int i=0; i<n; i++) System.out.print(resArr[i] + " ");

		System.out.println();
		return;
	}

	private int dfs(int node) {
		int score = color[node] == 1 ? 1 : -1;
		int res = score;
		// resArr[node] += res;
		for (int nx : adj.get(node)) {
			// if (vis.contains(nx)) continue;
			if (vis[nx]) continue;
			// vis.add(nx);
			vis[nx] = true;
			int t = dfs(nx);
			// if (t > 0) res += t;
			if (t > 0) {
				res += t;
				resArr[nx] += t;
			}
			// vis.remove(nx);
			// vis[nx] = false;
		}
		resArr[node] += res;
		return res;
	}
}

class Reader {
	BufferedReader br;
	StringTokenizer st;
	public Reader(){
		try {
			br = new BufferedReader(new InputStreamReader(System.in));
			st = new StringTokenizer(br.readLine());
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	public String next() {
		if (st.hasMoreTokens()) return st.nextToken();
		try {
			st = new StringTokenizer(br.readLine());
		} catch (Exception e) {
			e.printStackTrace();
		}
		return st.nextToken();
	}
	public boolean hasNext() {
		try {
			if (!st.hasMoreTokens() && !br.ready()) return false;
			else return true;
		} catch (Exception e) {
			e.printStackTrace();
		}
		return false;
	}
	public int ni() {return Integer.parseInt(this.next());}
	public String ns() {return this.next();}
}


Compiler output:
Main.java:5: error: class F is public, should be declared in a file named F.java
public class F {
       ^
1 error
Language: C++

#include <cstdio>
#include <cstring>
#include <utility>
#include <iostream>
#include <algorithm>
#include <vector>
#include <forward_list>
#include <set>
#include <map>
#include <queue>
#include <stack>
#define rep(i, s, g) for ((i) = (s); (i) < (g); ++(i))
using namespace std;
using ll = long long;
using P = pair<ll, ll>;
const ll MOD = 1e9 + 7;
const ll INF = (1e18) + 1;

int main(void)
{
    int n, d, a;
    vector<P> monster;
    int x, h;
    int i, j;
    int tx, th;
    int mid;
    ll count;
    ll ans = 0;
    queue<P> bomb; //位置、ダメージ
    ll damage;

    cin >> n >> d >> a;

    monster.emplace_back(0, 0);

    rep(i, 1, n + 1)
    {
        cin >> x >> h;
        monster.emplace_back(x, h);
    }

    sort(monster.begin(), monster.end());

    rep(i, 1, n + 1)
    {
        if (i == 1)
        {
            tx = monster[i].first;
            th = monster[i].second;

            count = (th + a - 1) / a;

            bomb.push(P(tx, count * a));

            ans += count;
            continue;
        }

        while (bomb.size() && monster[i].first > bomb.front.first + d * 2)
        {
            damage = bomb.front().second;
            bomb.pop();
        }

        if (monster[i].second - damage > 0)
        {
            tx = monster[i].first;
            monster[i].second -= damage;
            th = monster[i].second;

            count = (th + a - 1) / a;

            bomb.push(P(tx, count));

            ans += count;
        }
    }

    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:59:55: error: invalid use of member function 'std::queue<std::pair<long long int, long long int> >::front' (did you forget the '()' ?)
   59 |         while (bomb.size() && monster[i].first > bomb.front.first + d * 2)
      |                                                  ~~~~~^~~~~
a.cc:59:61: error: expected ')' before 'first'
   59 |         while (bomb.size() && monster[i].first > bomb.front.first + d * 2)
      |               ~                                             ^~~~~
      |                                                             )
a.cc:59:61: error: 'first' was not declared in this scope
   59 |         while (bomb.size() && monster[i].first > bomb.front.first + d * 2)
      |                                                             ^~~~~
Language: C++

#include <stdio.h>

typedef struct {
	int X;
	int H;
} MON_T;

MON_T m[200000];

int cmp( const void *p, const void *q ) {
	return ((MON_T*)p)->X - ((MON_T*)q)->X;
}

int main(void){
	int N, D, A, i, j, tx1, tx2, th1, th2, dm;
	long long cnt = 0;

	scanf("%d%d%d", &N, &D, &A);

	for (i = 0; i < N; i++){
		scanf("%d%d", &m[i].X, &m[i].H);
	}
	
	qsort(m, N, sizeof(MON_T), cmp);
	
	/* ほんとにこれで全部網羅できんのかな… */
	for (i = 0; i < N; i++){
		/* Monsterは死んでいる */
		if (!m[i].H) continue;

		/* 現在の座標位置のMonsterを倒すための回数を計算 */
		dm = m[i].H/A + !!(m[i].H%A);

		/* カウンタ加算 */
		cnt += dm;
		
		/* 巻き添えになるMonsterのダメージ計算 */
		for (j = i; j < N; j++){
			/* 範囲内か判定 */
			if (m[j].X > m[i].X + 2 * D) break;

			/* ダメージ計算 */
			m[j].H = dm * A < m[j].H ? m[j].H - dm * A : 0;
		}
	}
	
	printf("%lld\n", cnt);
	
	return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:9: error: 'qsort' was not declared in this scope
   24 |         qsort(m, N, sizeof(MON_T), cmp);
      |         ^~~~~
Language: C++

#include <stdio.h>

X[200000];
H[200000];

int main(void){
	int N, D, A, i, j, tx1, tx2, th1, th2, dm;
	long long cnt = 0;

	scanf("%d%d%d", &N, &D, &A);

	for (i = 0; i < N; i++){
		scanf("%d%d", &tx1, &th1);

		/* 座標位置で昇順並び替え */
		for (j = 0; j < i; j++){
			/* 疲れがとれたんだと思います。 */
			if (tx1 < X[j]){
				tx2 = X[j];
				th2 = H[j];
				X[j] = tx1;
				H[j] = th1;
				tx1 = tx2;
				th1 = th2;
			}
		}
		
		X[i] = tx1;
		H[i] = th1;
	}
	
	/* ほんとにこれで全部網羅できんのかな… */
	for (i = 0; i < N; i++){
		/* Monsterは死んでいる */
		if (!H[i]) continue;

		/* 現在の座標位置のMonsterを倒すための回数を計算 */
		dm = H[i]/A + !!(H[i]%A);

		/* カウンタ加算 */
		cnt += dm;
		
		/* 巻き添えになるMonsterのダメージ計算 */
		for (j = i; j < N; j++){
			/* 範囲内か判定 */
			if (X[j] > X[i] + 2 * D) break;

			/* ダメージ計算 */
			H[j] = dm * A < H[j] ? H[j] - dm * A : 0;
		}
	}
	
	printf("%lld\n", cnt);
	
	return 0;

}


Compiler output:
a.cc:3:1: error: 'X' does not name a type
    3 | X[200000];
      | ^
a.cc:4:1: error: 'H' does not name a type
    4 | H[200000];
      | ^
a.cc: In function 'int main()':
a.cc:18:35: error: 'X' was not declared in this scope
   18 |                         if (tx1 < X[j]){
      |                                   ^
a.cc:20:39: error: 'H' was not declared in this scope
   20 |                                 th2 = H[j];
      |                                       ^
a.cc:28:17: error: 'X' was not declared in this scope
   28 |                 X[i] = tx1;
      |                 ^
a.cc:29:17: error: 'H' was not declared in this scope
   29 |                 H[i] = th1;
      |                 ^
a.cc:35:22: error: 'H' was not declared in this scope
   35 |                 if (!H[i]) continue;
      |                      ^
a.cc:38:22: error: 'H' was not declared in this scope
   38 |                 dm = H[i]/A + !!(H[i]%A);
      |                      ^
a.cc:46:29: error: 'X' was not declared in this scope
   46 |                         if (X[j] > X[i] + 2 * D) break;
      |                             ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define _GLIBCXX_DEBUG
#define all(v) v.begin(), v.end()
using in = int64_t;
#define rep(i, n) for (in i = 0; i < (in)(n); i++)
#define REP(i,a,b) for(int i=(in)(a);i<(in)(b);i++)
const double PI=3.14159265358979323846;
const in MOD = 1000000007;
const in INF=1<<30;
#define vec2(a,y,x) vector<vector<int>> a(y,vector<int>(x))
#define vec1(a,n) vector<int> a(n);rep(i,n)cin>>a[i]
using P=pair<in,in>;

int main(){
  in n,d,a;
  cin>>n>>d>>a;
  in xx,hh;
  vector<P> xh(n);
  rep(i,n){
    cin>>xx>>hh;
    xh[i]=P(xx,hh);
  }
  sort(all(xh));
  vector<in> x(n),h(n);
  rep(i,n){x[i]=xh[i].first;h[i]=xh[i].second;}
  
   vector<in> migi(n);
  rep(i,n){
    auto itr=upper_bound(all(x),2*d+x[i]);
    if(itr==x.end()) migi[i]=n-1;
    else migi[i]=itr-x.begin()-1;
  }
  
  in cnt=0;
  in bomb;
  rep(i,n){
    if(h[i]<=0) continue;
     bomb =seil(h[i]/a);
    cnt += bomb;
    REP(j,i,migi[i]+1ll){
      h[j] -=bomb*a;
    }
  }
  cout<<cnt<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:39:12: error: 'seil' was not declared in this scope; did you mean 'ceil'?
   39 |      bomb =seil(h[i]/a);
      |            ^~~~
      |            ceil
Language: C++

#include<iostream>
#include<string>
#include <cstdlib>
#include <algorithm>
#include<cmath>
#include<cstring>
#include<cstdio>
#include<vector>
#include<queue>
#include<map>
#include<set>
#include<bitset>
#include <iomanip>

// #pragma comment(linker, "/STACK:1024000000,1024000000")
// #define pi acos(-1)
// #include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define INF 0x7f7f7f7f //2139062143
#define INF1 0x3f3f3f3f //1061109567
#define INF2 2147483647
#define llINF 9223372036854775807
#define pi 3.141592653589793//23846264338327950254
#define pb push_back
#define ll long long
#define debug cout << "debug\n";
// freopen(".in","r",stdin);
// freopen(".out","w",stdout);
// ios::sync_with_stdio(false);cin.tie(NULL);
#define scai(x) scanf("%d", &x)
#define sca2i(x, y) scanf("%d %d", &x, &y)
#define scaf(x) scanf("%lf", &x)
#define sca2f(x, y) scanf("%lf %lf", &x, &y)
#define For(m,n) for (int i = m;  i < n; i++)

#define local
#ifdef local
#endif

#define MAX 10233
#define LCH(i) ((i) << 1)
#define RCH(i) ((i) << 1 | 1)
inline ll read(){
   ll s=0,w=1;
   char ch=getchar();
   while(ch<'0'||ch>'9'){if(ch=='-')w=-1;ch=getchar();}
   while(ch>='0'&&ch<='9') s=s*10+ch-'0',ch=getchar();
   return s*w;
}
const int N = 2e5+5;
ll c[N];
struct mon
{
        ll x,h;
};
mon monster[N];
bool cmp(mon a, mon b)
{
    return a.x < b.x;
}
int main()
{
    //ios::sync_with_stdio(false);cin.tie(NULL);
   // cout << 50ll << endl;
    ll n, d, a;
// 这里是快读
    n = read();
    d = read();
    a = read();
    for (int i = 0; i < n; i++)
    {
        monster[i].x = read();
        monster[i].h= read();
    }
// 对怪事的位置进行排序
    sort(monster, monster + n,cmp);
    ll ans = 0;
    for (int i = 0,j = 0; i < n; i++)
    {
        while(j < n && monster[j].x <=monster[i].x + 2*d) // 找到这次炮击能打到的最远的怪兽
            ++j;
        ll need = max((monster[i].h - c[i]*a + a - 1)/a, 0ll); //这个怪兽需要炮击的次数就是怪兽的生命值h减去之前炮击的次数c[i]*a,0ll的意思是longlong 的0；
        ans += need;
        c[i] += need;
        c[j] -= need; 把炮击范围外的第一个怪兽先剪掉need
        c[i+1] += c[i];
    }
    cout << ans << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:86:23: error: '\U0000628a\U000070ae\U000051fb\U00008303\U000056f4\U00005916\U00007684\U00007b2c\U00004e00\U00004e2a\U0000602a\U0000517d\U00005148\U0000526a\U00006389need' was not declared in this scope
   86 |         c[j] -= need; 把炮击范围外的第一个怪兽先剪掉need
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

/*
本宝的程序外人别想看！！

name: [夏宝宝]
run time：[] ms
compilation time: [] ms
output memory: [] MiB
where: []
state: []
*/
#include<bits/stdc++.h>
using namespace std;

int main()
{
	//freopen(".in", "r", stdin);
	//freopen(".out", "w", stdout);
	
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	long long int n, d, a;
	
	cin>>n>>d>>a;
	
	long long int x[n+1], h[n+1];
	
	for(int i=1; i<=n;  i++)
	{
		cin>>x[i]>>h[i];
	}
	
	long long int no1, sum1=0, sum2=0;
	
	no1=1;
	
	while(n)
	{
		if(x[no1]<=0)
		{
			no1++;
			n--;
			
			continue;
		}
		
		int i=no1+1;
		sum2=0;
		
		if(x[no1]+d>=x[i])
		{
			while(x[no1]+d>=x[i])
			{
				i++;
			}
			sum2+=h[no1]/a;
			
			if(h[no1]%a!=0)
			{
				sum2++;
			}
			
			sum1+=sum2;
			
			while(x[no1+i]<=d)
			{
				i++;
				
				h[no1+i]-=sum2*a;
			}
			
			while(x[no1+i]<=d)
			{
				i--;
				
				h[no1+i]-=sum2*a;
			}
			
			n--;
			
		}
		else
		{
			sum2+=h[no1]/a;
			
			if(h[no1]%a!=0)
			{
				sum++;
			}
			
			sum2+=sum1;
		}
	}
	
	cout<<sum1<<endl;
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:88:33: error: 'sum' was not declared in this scope; did you mean 'sum2'?
   88 |                                 sum++;
      |                                 ^~~
      |                                 sum2
Language: C++

#include <bits/stdc++.h>
#define ft first
#define sc second
#define pt(sth) cout << sth << "\n"
#define chmax(a, b) {if(a<b) a=b;}
#define chmin(a, b) {if(a>b) a=b;}
#define moC(a, s, b) (a)=((a)s(b)+MOD)%MOD
using namespace std;
typedef long long ll;
typedef pair<ll, ll> P;
static const ll INF=1e18;
static const ll MAX=101010;
static const ll MOD=1e9+7;



int main() {
  ll N, D, A;
  cin >> N >> D >> A;
  vector<P> p(N+1);
  vector<ll> v;
  ll i;
  
  priority_queue<P> q;
  for(i=0; i<N; i++) {
    ll x, h;
    cin >> x >> h;
    p[i].ft=x;
    p[i].sc=(h+A-1)/A;
  }
  p[N]=P(INF, INF);
  sort(p.begin(), p.end());
  
  vector<ll> x(N+1);
  vector<ll> h(N+1);
  for(i=0; i<=N; i++) {
    x[i]=p[i].ft;
    h[i]=p[i].sc;
  }
  
  ll k=0;
  ll cnt[MAX*2]={};
  ll ans=0;
  for(ll l=0; l<N; l++) {
    if(l<r) continue;
    if(h[l]>=cnt[l]) continue;
    
    ll r=upper_bound(x.begin(), x.end(), x[l]+D*2)-x.begin();
    
    ll dam=h[l]-cnt[l];
    ans+=dam;
    cnt[l]+=dam;
    cnt[r]-=dam;
    
    cnt[l+1]+=cnt[l];
    
  }
  
  
  pt(ans);
  
}




















Compiler output:
a.cc: In function 'int main()':
a.cc:45:10: error: 'r' was not declared in this scope
   45 |     if(l<r) continue;
      |          ^
Language: C++

#include <bits/stdc++.h> 
using namespace std;
#define rep(i, N) for(int i=0; i<N; i++)
typedef long long ll;
#define dump(x) cerr<<#x<<"="<<x<<endl

int main() {
    int n; cin >> n;
    ll d; cin >> d;
    ll a; cin >> a;

    vector<pair<ll, ll>> xh(n);
    rep(i, n){
        ll x, h;
        cin >> x >> h;

        //h = (h+a-1)/a;
        xh.at(i) = make_pair(x, h);
    }

    sort(xh.begin(), xh.end());

    quene<pair<ll, ll>> q;
    ll ans = 0;
    ll tot = 0;
    d = d*2;
    rep(i, n){
        ll x = xh.at(i).first;
        ll h = xh.at(i).second;

        while(q.size()&&q.front().first < x){
            tot -= q.front().second;
            q.pop();
        }
        h -= tot;
        if(h>0){
            ll num = (h+a-1)/a;
            ans += num;
            ll dm = num*a;
            tot += dm;
            q.emplace(x+d, dm);
        }
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:5: error: 'quene' was not declared in this scope
   23 |     quene<pair<ll, ll>> q;
      |     ^~~~~
a.cc:23:22: error: expected primary-expression before '>' token
   23 |     quene<pair<ll, ll>> q;
      |                      ^~
a.cc:23:25: error: 'q' was not declared in this scope
   23 |     quene<pair<ll, ll>> q;
      |                         ^
Language: C

#include <bits/stdc++.h>
#define repe(i, a, b) for (int i = (a); i <= (b); i++)
#define rep(i, a, b) for (int i = (a); i < (b); i++)
#define mst(a, b)   memset((a), (b), sizeof(a))
#define gc() gutchar()
#define fi first
#define se second
using namespace std;
typedef pair<int, int> pr;
typedef long long ll;
const double eps = 1e-5;
const int inf = 0x3f3f3f3f;
const int dx[] = {-1, 0, 0, 1};
const int dy[] = {0, -1, 1, 0};
const ll mod = 1e9+7;
const int N = 2e5+5;

struct node
{
	int x, h;
	bool operator< (const node &a) const { return x < a.x; }
} p[N];

ll res;

int main()
{
	int n, d, a, num = 0;
	cin >> n >> d >> a;
	rep(i, 0, n){
		scanf("%d %d", &p[i].x, &p[i].h);
	}
	sort(p, p + n);
	int l, m, r, cs;
	while (num < n)
	{
		while (!p[num].h && num < n)	num++;
		if (num == n)	break;
		int cnt = num;
		l = p[num].x;
		r = (d << 1) + l;
		cs = (p[num].h + a - 1) / a;
		res += cs;
		while (p[cnt].x <= r && cnt < n)
		{
			p[cnt].h -= cs * a;
			if (p[cnt].h < 0)	p[cnt].h = 0;
			cnt++;
		}
	}
	cout << res;
	return 0;
}

Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: Java

import java.util.Scanner;

public class Main{
public static void main(String[] args){
Scanner scan=new Scanner(System.in);
int n=scan.nextInt();
long d=scan.nextLong();
long a=scan.nextLong();
long[] x=new long[n];
long[] h=new long[n];

int i=0;
for(i=0;i<n;i++){
    x[i]=scan.nextLong();
    h[i]=scan.nextLong();
    if(h[i]%a==0){
        h[i]=h[i]/a;
    }else{
        h[i]=h[i]/a+1;
    }
}

int j=0;
long sum=0;
long e=0;
for(i=0;i<n;i++){
    if(h[i]>0){
        sum=sum+h[i];
        e=h[i];
        exitloop:
            for(j=i;j<n;j++){
                if(x[i]+2*d>=x[j]){
                    h[j]=h[j]-e;            
                }else{
                    break exitloop;
                }
    }
}

System.out.println(sum);
}
}

Compiler output:
Main.java:42: error: reached end of file while parsing
}
 ^
1 error
Language: C++

#include<cstdio>
#include<math.h>
#include<algorithm>
#include<vector>
#include<queue>
#include<string>
#include<set>
#include<cstring>
 
 
using namespace std;
#define int long long int
#define rep(i,n) for(int i=0;i<n;i++)
#define INF 1001001001
#define LLINF LLONG_MAX/2
#define mp make_pair
#define pb push_back

int N,D,A;
int X[100005],H[100005];
pair<int,int> XH[100005];
signed main(){
    scanf("%lld %lld %lld",&N,&D,&A);
    rep(i,N){
        scanf("%lld %lld",&X[i],&H[i]);
        XH[i]=mp(X[i],H[i]);
    }
    sort(XH,XH+N);
    int ans=0;
    int BOMBED[100100];
    rep(i,N)BOMBED[i]=0;
    rep(itr,N){
        if(itr>0){//累積和をまくる
            BOMBED[itr]+=BOMBED[itr-1];
            //すでに爆破された分の体力を引く
            XH[itr].second-=A*BOMBED[itr];
        }
        if(XH[itr].second>0){
            //自分を減らす
            int b=XH[itr].second/A+(XH[itr].second%A>0);
            //自分以降の減少累積和に一を足しておく
            BOMBED[itr+1]+=b;
            ans+=b;
            //printf("%lld\n",ans);
            int upperbomitr=upper_bound(XH,XH+N,mp(XH[itr].first+2*D+1,(int)-LLINF))-XH;
            BOMBED[upperbomitr]-=b;
        }
    }
    
    printf("%lld\n",ans);
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:15: error: 'LLONG_MAX' was not declared in this scope
   15 | #define LLINF LLONG_MAX/2
      |               ^~~~~~~~~
a.cc:45:78: note: in expansion of macro 'LLINF'
   45 |             int upperbomitr=upper_bound(XH,XH+N,mp(XH[itr].first+2*D+1,(int)-LLINF))-XH;
      |                                                                              ^~~~~
a.cc:9:1: note: 'LLONG_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    8 | #include<cstring>
  +++ |+#include <climits>
    9 |
Language: C++

#include <cstdio>
#include <cctype>
#include <algorithm>
#define int long long

struct Monster {
    int x, h, dam;
} a[200010];

int n, d, s, ans = 0;

int read() {
    int ret, f = 1;
    char ch;
    while(!isdigit(ch = getchar())) (ch == '-') && (f = -1);
    for(ret = ch - '0'; isdigit(ch = getchar()); ret *= 10, ret += ch - '0');
    return ret * f;
}

void print(int x) {
    if(x < 0) putchar('-'), x = -x;
    if(x > 9) print(x / 10);
    putchar(x % 10 + '0');
}

bool cmp(Monster a, Monster b) {
    return a.x < b.x;
}

int main() {
    n = read(), d = read(), s = read();
    for(int i = 1; i <= n; ++i) a[i].x = read(), a[i].h = read();
    std::sort(a + 1, a + n + 1, cmp);
    for(int i = 1; i <= n; ++i) {
        a[i].dam += a[i - 1].dam;
        int l = i, r = i + (d << 1);
        while(l < r) {
            int mid = (l + r + 1) >> 1;
            if(a[mid].x <= a[i].x + (d << 1)) l = mid;
            else r = mid - 1;
        }
        int tmp = (a[i].h - a[i].dam * s + s - 1) / s;
        if(tmp < 0) continue;
        ans += tmp, a[i].dam += tmp, a[l + 1].dam -= tmp;
    }
    print(ans);
    return 0;
}

Compiler output:
cc1plus: error: '::main' must return 'int'
Language: Java

import java.util.*;
public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int d = sc.nextInt();
		int a = sc.nextInt();
		
		Dis[] arr = new Dis[n];
		for(int i=0;i<n;i++) {
			int x = sc.nextInt();
			int h = sc.nextInt();
			int l = x-d;
			int r = x+d;
			if(l<0)
				l = 0;
			arr[i] = new Dis(l, r, (int)Math.ceil((double)h/a));
		}
		Arrays.sort(arr, new Comparator<Dis>() {

			@Override
			public int compare(Dis o1, Dis o2) {
				if(o1.l>o2.l)
					return 1;
				else if(o1.l==o2.l) {
					if(o1.r>o2.r)
						return 1;
					else if(o1.r==o2.r)
						return 0;
					else
						return -1;
				}
				else
					return -1;
			}
			
		});
		
		long ans = 0;
		int l = arr[0].l, r = arr[0].r, t = arr[0].t;
		for(int i=1;i<n;i++) {
			if(arr[i].l<=r) {
				r = arr[i].r;
				t = Math.max(t, arr[i].t);
			}
			else {
				ans+=t;
				l = arr[i].l;
				r = arr[i].r;
				ht = arr[i].t;
			}
		}
		if(h!=0)
			ans+=h;
		
		System.out.println(ans);
	}

}
class Dis{
	int l, r, t;
	Dis(int l, int r, int t){
		this.l = l;
		this.r = r;
		this.t = t;
	}
}

Compiler output:
Main.java:52: error: cannot find symbol
				ht = arr[i].t;
				^
  symbol:   variable ht
  location: class Main
Main.java:55: error: cannot find symbol
		if(h!=0)
		   ^
  symbol:   variable h
  location: class Main
Main.java:56: error: cannot find symbol
			ans+=h;
			     ^
  symbol:   variable h
  location: class Main
3 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); ++i)

typedef long long ll;
int cnt(int h, int a) {
  if (h % a == 0)
    return h / a;
  else
    return h / a + 1;
}
int main() {
  ll n, d, a,sum=0;
  int x, h;
  cin >> n >> d >> a;
  vector<pair<ll, int>> c(n);
  deque<pair<ll, int>> q;
  rep(i,n)
  {
    cin >> x >> h;
    c[i] = make_pair(x, h);
  }
  sort(c.begin(), c.end());
  int p, q;
  rep(i,n){
  int del=-1;
  for (auto itr = q.begin(); itr != q.end(); ++itr)
  if((*itr).first<c[i].first)del++;
  else c[i].second-=(*itr).second;
  if(del>=0)q.erase(q.begin(),q.begin()+del);
    if (c[i].second > 0) {
      h = cnt(c[i].second, a);
      sum += h;
      h *= a;
      q.push_front(make_pair (c[i].first+2*d,h));
    }
  }
  cout << sum;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:10: error: conflicting declaration 'int q'
   24 |   int p, q;
      |          ^
a.cc:17:24: note: previous declaration as 'std::deque<std::pair<long long int, int> > q'
   17 |   deque<pair<ll, int>> q;
      |                        ^
Language: Java

import java.util.*;
public class Main
{
  void main(String[] args)
  {
    Scanner ob=new Scanner(System.in);
    int n=ob.newInt();
    long d=ob.newLong();
    long a=ob.newLong();
    long x[]=new long[n];
    long h[]=new long[n];
    sort(x,h,n);
    long k=0; 
    while(true)
    {
      int i=0;
      if(check(h,n)==0)
        break;
      i=max(h,n,d);
      reduce(x,h,i);
      k++;
    }
    System.out.println(k);
  }
  void sort(long x[],long h[],int n)
  {
    for (int i = 0; i < n-1; i++)
        {
            int min_idx = i;
            for (int j = i+1; j < n; j++)
                if (x[j] < x[min_idx])
                    min_idx = j;
            long temp = x[min_idx];
            x[min_idx] = x[i];
            x[i] = temp;
            long temp2 = h[min_idx];
            h[min_idx] = h[i];
            h[i] = temp2;
        }
  }
  long check(long h[],int n)
  {
    long c=0;
    for(int i=0;i<n;i++)
    {
      c=c+h[i];
    }
    return c;
  }
  int max(long h[],int n,long d)
  {
    int k=0;
    long c=0;
    long max=0;
    for(int i=0;i<n;i++)
    {
      c=0;
      for(int j=i;x[j]<=x[i]+2d;j++)
      {
        c=c+h[i];
      }
      if(c>max)
        k=i;
    }
    return k;
  }
  void reduce(long x[],long h[],int t)
  {
    for(int i=t;x[i]<=x[t]+2d;i++)
    {
      h[i]=h[i]-a;
    }
  }
}

Compiler output:
Main.java:7: error: cannot find symbol
    int n=ob.newInt();
            ^
  symbol:   method newInt()
  location: variable ob of type Scanner
Main.java:8: error: cannot find symbol
    long d=ob.newLong();
             ^
  symbol:   method newLong()
  location: variable ob of type Scanner
Main.java:9: error: cannot find symbol
    long a=ob.newLong();
             ^
  symbol:   method newLong()
  location: variable ob of type Scanner
Main.java:58: error: cannot find symbol
      for(int j=i;x[j]<=x[i]+2d;j++)
                  ^
  symbol:   variable x
  location: class Main
Main.java:58: error: cannot find symbol
      for(int j=i;x[j]<=x[i]+2d;j++)
                        ^
  symbol:   variable x
  location: class Main
Main.java:71: error: cannot find symbol
      h[i]=h[i]-a;
                ^
  symbol:   variable a
  location: class Main
6 errors
Language: Java

import java.util.*;
public class Main
{
  void main(String[] args)
  {
    Scanner ob=new Scanner(System.in);
    int n=ob.newLong();
    long d=ob.newLong();
    long a=ob.newLong();
    long x[]=new long[];
    long h[]=new long[];
    sort(x,h,n);
    long k=0; 
    while(true)
    {
      int i=0;
      if(check(h,n)==0)
        break;
      i=max(h,n,d);
      reduce(x,h,i);
      k++;
    }
    System.out.println(
  }
  void sort(long x[],long h[],int n)
  {
    for (int i = 0; i < n-1; i++)
        {
            int min_idx = i;
            for (int j = i+1; j < n; j++)
                if (x[j] < x[min_idx])
                    min_idx = j;
            long temp = x[min_idx];
            x[min_idx] = x[i];
            x[i] = temp;
            long temp2 = h[min_idx];
            h[min_idx] = h[i];
            h[i] = temp2;
        }
  }
  long check(long h[],int n)
  {
    long c=0;
    for(int i=0;i<n;i++)
    {
      c=c+h[i];
    }
    return c;
  }
  int max(long h[],int n,long d)
  {
    int k=0;
    long c=0;
    long max=0;
    for(int i=0;i<n;i++)
    {
      c=0;
      for(int j=i;x[j]<=x[i]+2d;j++)
      {
        c=c+h[i];
      }
      if(c>max)
        k=i;
    }
    return k;
  }
  void reduce(long x[],long h[],int t)
  {
    for(int i=t;x[i]<=x[t]+2d;i++)
    {
      h[i]=h[i]-a;
    }
  }
}
  
    
      
  

Compiler output:
Main.java:10: error: array dimension missing
    long x[]=new long[];
                       ^
Main.java:11: error: array dimension missing
    long h[]=new long[];
                       ^
Main.java:24: error: illegal start of expression
  }
  ^
3 errors
Language: C++

#include <bits/stdc++.h>
#define ll long long
using namespace std;
#define all(v) v.begin(), v.end()
#define rep(i, n) for (ll i = 0; i < (ll)(n); i++)
#define MOD 1000000007

int main(void){
    ll n,d,a;
    cin >> n >> d >> a;
    vector<pair<ll,ll>> mon(n);
    ll x,h;
    rep(i,n){
        cin >> x >> h;
        mon[i] = make_pair(x,ceil(h/(double)a));
    }
    sort(all(mon));
    vector<ll> right(n);a
    rep(i,n){
        ll r = mon[i].first + d*2;
        ll ok = i;
        ll ng = n;
        while(ng-ok>1){
            ll mid = (ok+ng)/2;
            if(mon[mid].first > r) ng=mid;
            else ok=mid;
        }
        right[i] = ok;
    }
    ll ans=0;
    ll dam = 0;
    vector<ll> cum(n,0);
    rep(i,n){
        if(mon[i].second > dam){
            ll p = mon[i].second - dam;
            ans += p;
            cum[i] += p;
            cum[right[i]] -= p;
        }
        dam += cum[i];
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:26: error: expected ';' before 'for'
   18 |     vector<ll> right(n);a
      |                          ^
      |                          ;
a.cc:19:9: error: 'i' was not declared in this scope
   19 |     rep(i,n){
      |         ^
a.cc:5:34: note: in definition of macro 'rep'
    5 | #define rep(i, n) for (ll i = 0; i < (ll)(n); i++)
      |                                  ^
Language: Java

import java.util.Collections;
import java.io.*;
import java.util.*;
import java.util.Arrays;

class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int k = sc.nextInt();
    int arr[] = new int[n];
    long sum = 0;
    for(int i=0;i<n;i++)
      arr[i] = sc.nextInt();
    Arrays.sort(arr,Collections.reverseOrder());
    for(int i=k;i<n;i++){
      sum += arr[i];
    }
    System.out.println(sum);
  }
}


Compiler output:
Main.java:15: error: no suitable method found for sort(int[],Comparator<Object>)
    Arrays.sort(arr,Collections.reverseOrder());
          ^
    method Arrays.<T#1>sort(T#1[],Comparator<? super T#1>) is not applicable
      (inference variable T#1 has incompatible bounds
        equality constraints: int
        upper bounds: Object)
    method Arrays.<T#2>sort(T#2[],int,int,Comparator<? super T#2>) is not applicable
      (cannot infer type-variable(s) T#2
        (actual and formal argument lists differ in length))
  where T#1,T#2 are type-variables:
    T#1 extends Object declared in method <T#1>sort(T#1[],Comparator<? super T#1>)
    T#2 extends Object declared in method <T#2>sort(T#2[],int,int,Comparator<? super T#2>)
Note: Some messages have been simplified; recompile with -Xdiags:verbose to get full output
1 error
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
public class ABC153F_SilverFox {
    static int A=0;
    public static class Pair implements Comparable<Pair>{
        int X; int Hp;
        public Pair(int a, int b){
            this.X=a; this.Hp=b;
        }
        public int compareTo(Pair other){
            if(this.X<other.X)return -1;
            return 1;
        }
    }
    public static void main(String[] args) throws IOException {
        BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
        String[] t=br.readLine().split("\\ ");
        int N=Integer.parseInt(t[0]);
        int D=Integer.parseInt(t[1]);
        A=Integer.parseInt(t[2]);
        Pair[] m=new Pair[N]; int x; int h;
        
        for (int i = 0; i < N; i++) {
            t=br.readLine().split("\\ ");
            x=Integer.parseInt(t[0]);
            h=Integer.parseInt(t[1]);
            m[i]=(new Pair(x,h));
        }
        int left=0;
        Arrays.sort(m); 
        int[] pointer=new int[N]; int p=0;
        for(int i=0;i<N;i++){
            while(p<N && m[p].X-m[i].X<=2*D){p++;}
            pointer[i]=p;//pointer[i]= 
            //smallest index s.t. m[pointer[i]]-m[i]>2D, N-1 if DNE
        }
        
        boolean flag; int ll=0; long res=0; int save=roundUp(m[left].Hp);
        while(left<N){
            flag=false;
            ll=left+1;
            res+=save;
            for(int i=left; i<pointer[left];i++){
                int hh=m[i].Hp;            
                hh-=roundUp(save)*A;
                m[i]=new Pair(m[i].X,hh);
                if(hh>0 && !flag){ll=i; flag=true;}
            }
            
            left=ll;
            
        }
        System.out.println(res);
    }
    public static int roundUp(int x){
        if(x%A==0)return x/A;
        return x/A+1;
    }
}


Compiler output:
Main.java:7: error: class ABC153F_SilverFox is public, should be declared in a file named ABC153F_SilverFox.java
public class ABC153F_SilverFox {
       ^
1 error
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
public class ABC153F_SilverFox {
    static int A=0;
    public static class Pair implements Comparable<Pair>{
        int X; int Hp;
        public Pair(int a, int b){
            this.X=a; this.Hp=b;
        }
        public int compareTo(Pair other){
            if(this.X<other.X)return -1;
            return 1;
        }
    }
    public static void main(String[] args) throws IOException {
        BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
        String[] t=br.readLine().split("\\ ");
        int N=Integer.parseInt(t[0]);
        int D=Integer.parseInt(t[1]);
        A=Integer.parseInt(t[2]);
        Pair[] m=new Pair[N]; int x; int h;
        
        for (int i = 0; i < N; i++) {
            t=br.readLine().split("\\ ");
            x=Integer.parseInt(t[0]);
            h=Integer.parseInt(t[1]);
            m[i]=(new Pair(x,h));
        }
        int left=0;
        Arrays.sort(m); 
        int[] pointer=new int[N]; int p=0;
        for(int i=0;i<N;i++){
            while(p<N && m[p].X-m[i].X<=2*D){p++;}
            pointer[i]=p;//pointer[i]= 
            //smallest index s.t. m[pointer[i]]-m[i]>2D, N-1 if DNE
        }
        
        boolean flag; int ll=0; long res=0; int save=roundUp(m[left].Hp/A);
        while(left<N){
            flag=false;
            ll=left+1;
            res+=save;
            for(int i=left; i<pointer[left];i++){
                int hh=m[i].Hp;            
                hh-=roundUp(save)*A;
                m[i]=new Pair(m[i].X,hh);
                if(hh>0 && !flag){ll=i; flag=true;}
            }
            
            left=ll;
            
        }
        System.out.println(res);
    }
    public static int roundUp(int x){
        if(x%A==0)return x/A;
        return x/A+1;
    }
}


Compiler output:
Main.java:7: error: class ABC153F_SilverFox is public, should be declared in a file named ABC153F_SilverFox.java
public class ABC153F_SilverFox {
       ^
1 error
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using P = pair<int,int>;
 
// Binary Indexed Tree (Fenwick Tree)
// https://youtu.be/lyHk98daDJo?t=7960
template<typename T>
struct BIT {
  int n;
  vector<T> d;
  BIT(int n=0):n(n),d(n+1) {}
  void add(int i, T x=1) {
    for (i++; i <= n; i += i&-i) {
      d[i] += x;
    }
  }
  T sum(int i) {
    T x = 0;
    for (i++; i; i -= i&-i) {
      x += d[i];
    }
    return x;
  }
};
 
int main() {
  int n, d, a;
  cin >> n >> d >> a;
  vector<P> p(n);
  rep(i,n) cin >> p[i].first >> p[i].second;
  sort(p.begin(), p.end());
 
  ll ans = 0;
  BIT<ll> bit(n+1);
  rep(i,n) {
    ll x = p[i].first;
    ll h = p[i].second;
    h -= bit.sum(i);
    if (h <= 0) continue;
    ll num = (h+a-1)/a;
    ans += num;
    ll damage = num*a;
    bit.add(i, damage);
    int rx = min(x+d*2, 1001001001ll);
    int j = upper_bound(p.begin(), p.end(), P(rx+1,-1)) - p.begin();
    bit.add(j, -damage);
  }
  cout << ans << endl;
  return 0;
}
#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using P = pair<int,int>;

// Binary Indexed Tree (Fenwick Tree)
// https://youtu.be/lyHk98daDJo?t=7960
template<typename T>
struct BIT {
  int n;
  vector<T> d;
  BIT(int n=0):n(n),d(n+1) {}
  void add(int i, T x=1) {
    for (i++; i <= n; i += i&-i) {
      d[i] += x;
    }
  }
  T sum(int i) {
    T x = 0;
    for (i++; i; i -= i&-i) {
      x += d[i];
    }
    return x;
  }
};

int main() {
  int n, d, a;
  cin >> n >> d >> a;
  vector<P> p(n);
  rep(i,n) cin >> p[i].first >> p[i].second;
  sort(p.begin(), p.end());

  ll ans = 0;
  BIT<ll> bit(n+1);
  rep(i,n) {
    ll x = p[i].first;
    ll h = p[i].second;
    h -= bit.sum(i);
    if (h <= 0) continue;
    ll num = (h+a-1)/a;
    ans += num;
    ll damage = num*a;
    bit.add(i, damage);
    int rx = min(x+d*2, 1001001001ll);
    int j = upper_bound(p.begin(), p.end(), P(rx,-1)) - p.begin();
    bit.add(j+1, -damage);
  }
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc:62:8: error: redefinition of 'struct BIT<T>'
   62 | struct BIT {
      |        ^~~
a.cc:10:8: note: previous definition of 'struct BIT<T>'
   10 | struct BIT {
      |        ^~~
a.cc:80:5: error: redefinition of 'int main()'
   80 | int main() {
      |     ^~~~
a.cc:28:5: note: 'int main()' previously defined here
   28 | int main() {
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
pair <int,int> mas[200001];
queue <int,int> q;
int main() {
    int n,d,a;
    cin>>n>>d>>a;
    for (int i=1;i<=n;i++)
        cin>>mas[i].first>>mas[i].second;
    sort(mas+1,mas+n+1);
    int s=0,ans=0;
    q.push({2000000000,0});
    for (int i=1;i<=n;i++) {
        while (q.front().first<mas[i].first) {
            s-=q.front().second;
            q.pop();
        }
        int hey=0;
        if (mas[i].second-a*s>0)
            hey=(mas[i].second-a*s+a-1)/a;
        ans+=hey;
        s+=hey;
        q.push({mas[i].first+d,hey});
    }
    cout<<ans<<endl;
}


Compiler output:
In file included from /usr/include/c++/14/queue:66,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:157,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_queue.h: In instantiation of 'class std::queue<int, int>':
a.cc:4:17:   required from here
    4 | queue <int,int> q;
      |                 ^
/usr/include/c++/14/bits/stl_queue.h:132:67: error: 'int' is not a class, struct, or union type
  132 |       static_assert(is_same<_Tp, typename _Sequence::value_type>::value,
      |                                                                   ^~~~~
/usr/include/c++/14/bits/stl_queue.h:138:57: error: 'int' is not a class, struct, or union type
  138 |       typedef typename  _Sequence::value_type           value_type;
      |                                                         ^~~~~~~~~~
/usr/include/c++/14/bits/stl_queue.h:139:57: error: 'int' is not a class, struct, or union type
  139 |       typedef typename  _Sequence::reference            reference;
      |                                                         ^~~~~~~~~
/usr/include/c++/14/bits/stl_queue.h:140:57: error: 'int' is not a class, struct, or union type
  140 |       typedef typename  _Sequence::const_reference      const_reference;
      |                                                         ^~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_queue.h:141:57: error: 'int' is not a class, struct, or union type
  141 |       typedef typename  _Sequence::size_type            size_type;
      |                                                         ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:12:7: error: 'class std::queue<int, int>' has no member named 'push'
   12 |     q.push({2000000000,0});
      |       ^~~~
a.cc:14:18: error: 'class std::queue<int, int>' has no member named 'front'
   14 |         while (q.front().first<mas[i].first) {
      |                  ^~~~~
a.cc:15:18: error: 'class std::queue<int, int>' has no member named 'front'
   15 |             s-=q.front().second;
      |                  ^~~~~
a.cc:23:11: error: 'class std::queue<int, int>' has no member named 'push'
   23 |         q.push({mas[i].first+d,hey});
      |           ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int main(){
  ll n,d,a; cin >> n >> d >> a;
  vector<ll> bak(1000000000,0);
  vector<pair<ll,ll>> pairs(n);
  for(ll i=0; i<n; i++){
    ll x, h; cin >> x >> h;
    pairs.at(i) = make_pair(x,(h+a-1)/a);
  }
  sort(pairs.begin(), pairs.end());
  ll ans=0;
  for(ll i=0; i<n; i++){
    pair<ll, ll> p = pairs.at(i);
    for(ll j=i+1
    
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:17: error: expected ';' before '}' token
   17 |     for(ll j=i+1
      |                 ^
      |                 ;
......
   20 | }
      | ~                
a.cc:20:1: error: expected primary-expression before '}' token
   20 | }
      | ^
a.cc:17:17: error: expected ';' before '}' token
   17 |     for(ll j=i+1
      |                 ^
      |                 ;
......
   20 | }
      | ~                
a.cc:20:1: error: expected primary-expression before '}' token
   20 | }
      | ^
a.cc:17:17: error: expected ')' before '}' token
   17 |     for(ll j=i+1
      |        ~        ^
      |                 )
......
   20 | }
      | ~                
a.cc:20:1: error: expected primary-expression before '}' token
   20 | }
      | ^
a.cc:20:2: error: expected '}' at end of input
   20 | }
      |  ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <vector>
#include <queue>
#include <cmath>
using namespace std;
typedef long long ll;

struct Monster {
  ll x;
  ll h;
  Monster() {}
  Monster(ll x, ll h): x(x), h(h) {}
  bool operator<(const Monster &o) const {
    return x < o.x;
  }
};

int main() {
  ll n, d, a; cin >> n >> d >> a;
  vector<Monster> monsters(n);
  for (int i=0; i<n; i++) {
    ll x, h; cin >> x >> h;
    monsters[i] = Monster(x, h);
  }
  sort(monsters.begin(), monsters.end());

  ll r = 0;
  ll aa = 0;
  queue<int> right;
  queue<int> damage;
  for (int i=0; i<n; i++) {
    ll x = monsters[i].x;
    ll h = monsters[i].h;

    while (!right.empty() && right.front() < x) {
      aa -= damage.front();
      right.pop();
      damage.pop();
    }

    h = max(h - aa, 0ll);
    ll rr = ceil(1. * h / a);
    aa += rr * a;
    right.push(x + d * 2);
    damage.push(rr * a);
    r += rr;
  }

  cout << r << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:3: error: 'sort' was not declared in this scope; did you mean 'sqrt'?
   25 |   sort(monsters.begin(), monsters.end());
      |   ^~~~
      |   sqrt
Language: C++

#include<iostream>
#include<cmath>
#include<algorithm>
#include<cstdio>
typedef long long ll;
using namespace std;
struct kill {
	ll x;
	ll h;

};
bool cmp(kill x, kill y) {

	return x.x < y.x;


}
int main() {
	ll ans = 0;
	ll n, d, a;
	cin >> n >> d >> a;
	ll dis = 2 * d;
	kill m[200005];
	for (int i = 1; i <= n; i++) scanf_s("%lld%lld", &m[i].x ,& m[i].h);//cin >> m[i].x >> m[i].h;
	sort(m + 1, m + n + 1, cmp);
	int si = 1, ei;
	while (true) {
		if (si > n) break;
		int pi = 1;
		ll xi = m[si].x + dis;
		while (m[si + pi].x <= xi) { pi++; if ((si + pi) > n) break; }
		ei = si + pi - 1;
		ll k = m[si].h / a;
		if (m[si].h % a != 0) { k++;}
		ans += k;
		bool f1 = false;
		for (int i = si; i <= ei; i++) {
			m[i].h -= k*a;
			if (m[i].h > 0 && f1 == false) { si = i; f1 = true; }

		}
		if (f1 == false) si = ei + 1;


	 }
	
	cout << ans;





	return 0;

} 

Compiler output:
a.cc: In function 'int main()':
a.cc:24:38: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
   24 |         for (int i = 1; i <= n; i++) scanf_s("%lld%lld", &m[i].x ,& m[i].h);//cin >> m[i].x >> m[i].h;
      |                                      ^~~~~~~
      |                                      scanf
Language: C

#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
#define USE_LLONG_AS_INT
#ifdef USE_LLONG_AS_INT
#define int long long
#define inf (1ll<<60)
#else
#define inf (1<<30)
#endif
#define rep(i,n) for(int i=0;i<n;i++)
#define Rep(i,a,b) for(int i=a;i<b;i++)
#define REP(i,a,b) for(int i=a;i<=b;i++)
#define rev(i,n) for(int i=(n)-1;i>=0;i--)
#define vi vector<int>
#define vvi vector<vi>
#define vs vector<string>
#define pb push_back
#define eb emplace_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define Yes(f) cout<<(f?"Yes":"No")<<endl
#define yes(f) cout<<(f?"yes":"no")<<endl
#define YES(f) cout<<(f?"YES":"NO")<<endl
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v), greater<int>())

using namespace std;

const int mod=1e9+7;
const string sp=" ";

void run();

void init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout<<fixed<<setprecision(12);
}

signed main(){
    init();
    run();
    return 0;
}

void run(){
    int n,d,a;
    cin>>n>>d>>a;
    vp v(n);
    rep(i,n)cin>>v[i].fi>>v[i].se;
    SORT(v);
    vi x(n),h(n);
    rep(i,n)x[i]=v[i].fi,h[i]=v[i].se;
    x.pb(inf);
    int ans=0;
    vi t(n);
    int ac=0;
    rep(i,n){
        ac-=t[i];
        int dm=h[i]-ac*a;
        if(dm>0){
            int c=(dm+a-1)/a;
            ans+=c;
            ac+=c;
            int j=upper_bound(all(x),x[i]+2*d)-x.begin();
            t[j]+=c;
        }
    }
    cout<<ans<<endl;
}

Compiler output:
main.c:2:10: fatal error: bits/stdc++.h: No such file or directory
    2 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;

public class Solution {

    public static void main(String[] args) throws IOException {

        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer st = new StringTokenizer(in.readLine());
        int N = Integer.parseInt(st.nextToken());
        int D = Integer.parseInt(st.nextToken());
        int A = Integer.parseInt(st.nextToken());
        HashMap<Integer, Long> points = new HashMap<>();
        int[] X = new int[N];

        for (int i = 0; i < N; i++) {
            st = new StringTokenizer(in.readLine());
            int x = Integer.parseInt(st.nextToken());
            long h = Long.parseLong(st.nextToken());
            points.put(x, h);
            X[i] = x;
        }

        Arrays.sort(X);

        long ans = 0;
        int ptr = 0;
        for (;ptr < N; ptr++) {
            if (points.get(X[ptr]) <= 0) continue;
            int left = X[ptr];
            int right = left + 2*D;
            long h = points.get(X[ptr]);
            long bombs = h/A;
            if (h % A > 0) ++bombs;
            ans += bombs;
            int k = ptr;
            while (left <= X[k] && X[k] <= right) {
                long ch = points.get(X[k]);
                points.put(X[k], ch-bombs*A);
                ++k;
                if (k >= N) break;
            }
        }

        System.out.println(ans);
    }

}

Compiler output:
Main.java:6: error: class Solution is public, should be declared in a file named Solution.java
public class Solution {
       ^
1 error