Submission #1309669
Source Code Expand
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.Closeable; import java.io.FileInputStream; import java.io.FileWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.Random; public class Main { static ContestScanner in; static Writer out; public static void main(String[] args) { Main main = new Main(); try { in = new ContestScanner(); out = new Writer(); main.solve(); out.close(); in.close(); } catch (IOException e) { e.printStackTrace(); } } void solve() throws IOException { long n = in.nextInt(); long a = in.nextLong(); long b = in.nextLong(); System.out.println(Math.max(0, (b * (n - 1) + a) - (a * (n - 1) + b) + 1)); } } class Writer extends PrintWriter{ public Writer(String filename)throws IOException {super(new BufferedWriter(new FileWriter(filename)));} public Writer()throws IOException{super(System.out);} } class ContestScanner implements Closeable{ private BufferedReader in;private int c=-2; public ContestScanner()throws IOException {in=new BufferedReader(new InputStreamReader(System.in));} public ContestScanner(String filename)throws IOException {in=new BufferedReader(new InputStreamReader(new FileInputStream(filename)));} public String nextToken()throws IOException { StringBuilder sb=new StringBuilder(); while((c=in.read())!=-1&&Character.isWhitespace(c)); while(c!=-1&&!Character.isWhitespace(c)){sb.append((char)c);c=in.read();} return sb.toString(); } public String readLine()throws IOException{ StringBuilder sb=new StringBuilder();if(c==-2)c=in.read(); while(c!=-1&&c!='\n'&&c!='\r'){sb.append((char)c);c=in.read();} return sb.toString(); } public long nextLong()throws IOException,NumberFormatException {return Long.parseLong(nextToken());} public int nextInt()throws NumberFormatException,IOException {return(int)nextLong();} public double nextDouble()throws NumberFormatException,IOException {return Double.parseDouble(nextToken());} public void close() throws IOException {in.close();} }
Submission Info
Submission Time | |
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Task | A - A+...+B Problem |
User | threepipes_s |
Language | Java8 (OpenJDK 1.8.0) |
Score | 200 |
Code Size | 2182 Byte |
Status | AC |
Exec Time | 102 ms |
Memory | 21460 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
|
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Set Name | Test Cases |
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Sample | s1.txt, s2.txt, s3.txt, s4.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, s1.txt, s2.txt, s3.txt, s4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 70 ms | 18388 KB |
02.txt | AC | 70 ms | 17748 KB |
03.txt | AC | 70 ms | 21204 KB |
04.txt | AC | 69 ms | 21332 KB |
05.txt | AC | 70 ms | 21460 KB |
06.txt | AC | 102 ms | 21332 KB |
07.txt | AC | 70 ms | 18388 KB |
08.txt | AC | 67 ms | 18516 KB |
s1.txt | AC | 69 ms | 19412 KB |
s2.txt | AC | 70 ms | 18388 KB |
s3.txt | AC | 69 ms | 18388 KB |
s4.txt | AC | 70 ms | 18388 KB |