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#include <bits/stdc++.h>
 
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4")
 
#define ll long long
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define o cout<<"BUG"<<endl;
#define	IOS ios_base::sync_with_stdio(0);
#define en "\n"
#define FOR(i, j, n) for(int j = i; j < n; ++j)
#define forn(i, j, n) for(int j = i; j <= n; ++j)
#define nfor(i, j, n) for(int j = n; j >= i; --j)
#define sortv(vv) sort(vv.begin(), vv.end())
 
using namespace std;
int block;
const ll maxn=1e4+100,inf=1e18,LOG=20,mod=1e9+7;
 
#define  int ll
 
int n, dp[maxn][maxn];
 
main()
{
	cin >> n;
	forn(1, i, n)
	{
		dp[i][i] = 1;
		int sum = 0;
		forn(1, j, n)
		{
			if(i + j > n) break;
			dp[i + j][j] += sum;
			dp[i + j][j] %= mod;
			sum += dp[i][j];
			sum %= mod;
		}
	}
	int sum = 0;
	forn(1, i, n)
	{
		sum += dp[n][i];
		sum %= mod;
	}
	cout << sum;
}

Main.java:1: error: illegal character: '#'
#include <bits/stdc++.h>
^
Main.java:1: error: class, interface, or enum expected
#include <bits/stdc++.h>
         ^
Main.java:3: error: illegal character: '#'
#pragma GCC optimize("Ofast")
^
Main.java:4: error: illegal character: '#'
#pragma GCC target("sse,sse2,sse3,ssse3,sse4")
^
Main.java:6: error: illegal character: '#'
#define ll long long
^
Main.java:7: error: illegal character: '#'
#define f first
^
Main.java:8: error: illegal character: '#'
#define s second
^
Main.java:9: error: illegal character: '#'
#define pb push_back
^
Main.java:10: error: illegal character: '#'
#define mp make_pair
^
Main.java:11: error: illegal character: '#'
#define o cout<<"BUG"<<endl;
^
Main.java:12: error: illegal character: '#'
#define	IOS ios_base::sync_with_stdio(0);
^
Main.java:12: error: class, interface, or enum expected
#define	IOS ios_base::sync_with_stdio(0);
       	^
Main.java:13: error: illegal character: '#'
#define en "\n"
^
Main.java:13: error: class, interface, or enum expected
#define en "\n"
        ^
Main.java:14: error: illegal character: '#'
#define FOR(i, j, n) for(int j = i; j < n; ++j)
^
Main.java:14: error: class, interface, or enum expected
#define FOR(i, j, n) for(int j = i; j < n; ++j)
                                    ^
Main.java:14: error: class, interface, or enum expected
#define FOR(i, j, n) for(int j = i; j < n; ++j)
                                           ^
Main.java:15: error: illegal character: '#'
#define forn(i, j, n) for(int j = i; j <= n; ++j)
^
Main.java:15: error: class, interface, or enum expected
#define forn(i, j, n) for(int j = i; j <= n; ++j)
                                     ^
Main.java:15: error: class, interface, or enum expected
#define forn(i, j, n) for(int j = i; j <= n; ++j)
                                             ^
Main.java:16: error: illegal character: '#'
#define nfor(i, j, n) for(int j = n; j >= i; --j)
^
Main.java:16: error: class, interface, or enum expected
#define nfor(i, j, n) for(int j = n; j >= i; --j)
                                     ^
Main.java:16: error: class, interface, or enum expected
#define nfor(i, j, n) for(int j = n; j >= i; --j)
                                             ^
Main.java:17: error: illegal character: '#'
#define sortv(vv) sort(vv.begin(), vv.end())
^
Main.java:20: error: class, interface, or enum expected
int block;
^
Main.java:21: error: class, interface, or enum expected
const ll maxn=1e4+100,inf=1e18,LOG=20,mod=1e9+7;
^
Main.java:23: error: illegal character: '#'
#define  int ll
^
Main.java:23: error: class, interface, or enum expected
#define  int ll
         ^
Main.java:27: error: class, interface, or enum expected
main()
^
Main.java:30: error: class, interface, or enum expected
	forn(1, i, n)
	^
Main.java:33: error: class, interface, or enum expected
		int sum = 0;
		^
Main.java:34: error: class, interface, or enum expected
		forn(1, j, n)
		^
Main.java:37: error: class, interface, or enum expected
			dp[i + j][j] += sum;
			^
Main.java:38: error: class, interface, or enum expected
			dp[i + j][j] %= mod;
			^
Main.java:39: error: class, interface, or enum expected
			sum += dp[i][j];
			^
Main.java:40: error: class, interface, or enum expected
			sum %= mod;
			^
Main.java:41: error: class, interface, or enum expected
		}
		^
Main.java:44: error: class, interface, or enum expected
	forn(1, i, n)
	^
Main.java:47: error: class, interface, or enum expected
		sum %= mod;
		^
Main.java:48: error: class, interface, or enum expected
	}
	^
Main.java:50: error: class, interface, or enum expected
}
^
41 errors

Standard output is empty