Language: Java

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

public class template {
	final static int MOD = 1000000007;
	final static int intMax = 1000000000;
	final static int intMin = -1000000000;
	final static int[] DX = { 0, 0, -1, 1 };
	final static int[] DY = { -1, 1, 0, 0 };

	static int T;

	static class Reader {
		final private int BUFFER_SIZE = 1 << 16;
		private DataInputStream din;
		private byte[] buffer;
		private int bufferPointer, bytesRead;

		public Reader() {
			din = new DataInputStream(System.in);
			buffer = new byte[BUFFER_SIZE];
			bufferPointer = bytesRead = 0;
		}

		public Reader(String file_name) throws IOException {
			din = new DataInputStream(new FileInputStream(file_name));
			buffer = new byte[BUFFER_SIZE];
			bufferPointer = bytesRead = 0;
		}

		public String readLine() throws IOException {
			byte[] buf = new byte[360]; // line length
			int cnt = 0, c;
			while ((c = read()) != -1) {
				if (c == '\n')
					break;
				buf[cnt++] = (byte) c;
			}
			return new String(buf, 0, cnt);
		}

		public int nextInt() throws IOException {
			int ret = 0;
			byte c = read();
			while (c <= ' ')
				c = read();
			boolean neg = (c == '-');
			if (neg)
				c = read();
			do {
				ret = ret * 10 + c - '0';
			} while ((c = read()) >= '0' && c <= '9');

			if (neg)
				return -ret;
			return ret;
		}

		public long nextLong() throws IOException {
			long ret = 0;
			byte c = read();
			while (c <= ' ')
				c = read();
			boolean neg = (c == '-');
			if (neg)
				c = read();
			do {
				ret = ret * 10 + c - '0';
			} while ((c = read()) >= '0' && c <= '9');
			if (neg)
				return -ret;
			return ret;
		}

		public double nextDouble() throws IOException {
			double ret = 0, div = 1;
			byte c = read();
			while (c <= ' ')
				c = read();
			boolean neg = (c == '-');
			if (neg)
				c = read();

			do {
				ret = ret * 10 + c - '0';
			} while ((c = read()) >= '0' && c <= '9');

			if (c == '.') {
				while ((c = read()) >= '0' && c <= '9') {
					ret += (c - '0') / (div *= 10);
				}
			}

			if (neg)
				return -ret;
			return ret;
		}

		private void fillBuffer() throws IOException {
			bytesRead = din.read(buffer, bufferPointer = 0, BUFFER_SIZE);
			if (bytesRead == -1)
				buffer[0] = -1;
		}

		private byte read() throws IOException {
			if (bufferPointer == bytesRead)
				fillBuffer();
			return buffer[bufferPointer++];
		}

		public void close() throws IOException {
			if (din == null)
				return;
			din.close();
		}
	}

	public static void main(String[] args) throws Exception {
		Reader in = new Reader();
		int n = in.nextInt();
		int m = in.nextInt();
		int k = in.nextInt();
	    int a[] = new int[n];
	    int b[] = new int[m];
	    for(int i = 0; i < n; ++i) a[i] = in.nextInt();
	    for(int i = 0; i < m; ++i) b[i] = in.nextInt();
	    int ans = 0;
	    int p1 = 0, p2 = 0;
	    while(m > 0){
	        int mn = 1000000001;
	        int it = -1;
	        if(p1 < n && a[p1] < mn) {
	            mn = Math.min(mn, a[p1]);
	            it = 0;
	        }
	        if(p2 < m && b[p2] < mn) {
	            mn = Math.min(mn, b[p2]);
	            it = 1;
	        }
	        if(mn <= k){
	            k -= mn;
	            if(it > 0){
	                ++p2;
	            }
	            else ++p1;
	            ++ans;
	        }
	        else {
	        	break;
	        }
	    }
	    System.out.println(ans);
		in.close();
	}
}

Compiler output:
Main.java:4: error: class template is public, should be declared in a file named template.java
public class template {
       ^
1 error