AtCoder Beginner Contest 001

Submission #3968479

Source codeソースコード

import java.io.IOException;
import java.util.NoSuchElementException;
 
 
 
public class Main{
	
	public static void main(String args[])throws Exception{
 
		FastScanner sc = new FastScanner();
 
 
		int N = sc.nextInt();
		int ans = 0;
		if(N<100) {
			ans = 0;
		}else if(N<=5000) {
			ans = N / 100;
		}else if(N<=30000) {
			ans = N / 1000 + 50;
		}else if(N<=70000) {
			ans = (N / 1000 - 30)/5 + 80;
		}else {
			ans = 89;
		}
		if(ans<10) {
			System.out.print(0);
		}
		System.out.println(ans);
	}
}
 
 
 
 
 
 
 
 
class FastScanner {
    private final java.io.InputStream in = System.in;
    private final byte[] buffer = new byte[1024];
    private int ptr = 0;
    private int buflen = 0;
    private boolean hasNextByte() {
        if (ptr < buflen) {
            return true;
        }else{
            ptr = 0;
            try {
                buflen = in.read(buffer);
            } catch (IOException e) {
                e.printStackTrace();
            }
            if (buflen <= 0) {
                return false;
            }
        }
        return true;
    }
    private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;}
    private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
    private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;}
    public boolean hasNext() { skipUnprintable(); return hasNextByte();}
    public String next() {
        if (!hasNext()) throw new NoSuchElementException();
        StringBuilder sb = new StringBuilder();
        int b = readByte();
        while(isPrintableChar(b)) {
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }
    public long nextLong() {
        if (!hasNext()) throw new NoSuchElementException();
        long n = 0;
        boolean minus = false;
        int b = readByte();
        if (b == '-') {
            minus = true;
            b = readByte();
        }
        if (b < '0' || '9' < b) {
            throw new NumberFormatException();
        }
        while(true){
            if ('0' <= b && b <= '9') {
                n *= 10;
                n += b - '0';
            }else if(b == -1 || !isPrintableChar(b)){
                return (minus ? -n : n);
            }else{
                throw new NumberFormatException();
            }
            b = readByte();
        }
    }
    public int nextInt() {
        if (!hasNext()) throw new NoSuchElementException();
        long n = 0;
        boolean minus = false;
        int b = readByte();
        if (b == '-') {
            minus = true;
            b = readByte();
        }
        if (b < '0' || '9' < b) {
            throw new NumberFormatException();
        }
        while(true){
            if ('0' <= b && b <= '9') {
                n *= 10;
                n += b - '0';
            }else if(b == -1 || !isPrintableChar(b)){
                return (int) (minus ? -n : n);
            }else{
                throw new NumberFormatException();
            }
            b = readByte();
        }
    }
}
 

Submission

Task問題 B - 視程の通報
User nameユーザ名 ken7
Created time投稿日時
Language言語 Java8 (OpenJDK 1.8.0)
Status状態 AC
Score得点 100
Source lengthソースコード長 3236 Byte
File nameファイル名
Exec time実行時間 74 ms
Memory usageメモリ使用量 21588 KB

Test case

Set

Set name Score得点 / Max score Cases
all 100 / 100 00_sample_01.txt,00_sample_02.txt,00_sample_03.txt,test_01.txt,test_02.txt,test_03.txt,test_04.txt,test_05.txt,test_06.txt,test_07.txt,test_08.txt,test_09.txt,test_10.txt,test_11.txt,test_12.txt,test_13.txt,test_14.txt,test_15.txt,test_16.txt,test_17.txt,test_18.txt,test_19.txt,test_20.txt,test_21.txt,test_22.txt,test_23.txt,test_24.txt,test_25.txt,test_26.txt,test_27.txt,test_28.txt,test_29.txt,test_30.txt,test_31.txt,test_32.txt,test_33.txt,test_34.txt,test_35.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_sample_01.txt AC 74 ms 21204 KB
00_sample_02.txt AC 70 ms 17364 KB
00_sample_03.txt AC 73 ms 19284 KB
test_01.txt AC 73 ms 19028 KB
test_02.txt AC 73 ms 17748 KB
test_03.txt AC 73 ms 18772 KB
test_04.txt AC 73 ms 21332 KB
test_05.txt AC 73 ms 19028 KB
test_06.txt AC 72 ms 18516 KB
test_07.txt AC 72 ms 21204 KB
test_08.txt AC 73 ms 18516 KB
test_09.txt AC 72 ms 19156 KB
test_10.txt AC 73 ms 18772 KB
test_11.txt AC 72 ms 18644 KB
test_12.txt AC 72 ms 18644 KB
test_13.txt AC 71 ms 21332 KB
test_14.txt AC 71 ms 19668 KB
test_15.txt AC 73 ms 18260 KB
test_16.txt AC 72 ms 18260 KB
test_17.txt AC 72 ms 18644 KB
test_18.txt AC 73 ms 21204 KB
test_19.txt AC 72 ms 20564 KB
test_20.txt AC 72 ms 16468 KB
test_21.txt AC 73 ms 21588 KB
test_22.txt AC 73 ms 18772 KB
test_23.txt AC 72 ms 18644 KB
test_24.txt AC 72 ms 20180 KB
test_25.txt AC 70 ms 19284 KB
test_26.txt AC 69 ms 19284 KB
test_27.txt AC 71 ms 20052 KB
test_28.txt AC 73 ms 19284 KB
test_29.txt AC 72 ms 18516 KB
test_30.txt AC 73 ms 20692 KB
test_31.txt AC 72 ms 20052 KB
test_32.txt AC 73 ms 19156 KB
test_33.txt AC 74 ms 20692 KB
test_34.txt AC 73 ms 18772 KB
test_35.txt AC 72 ms 16468 KB