結果
問題 | No.193 筒の数式 |
ユーザー | holeguma |
提出日時 | 2015-10-19 00:15:09 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 57 ms / 1,000 ms |
コード長 | 3,753 bytes |
コンパイル時間 | 2,440 ms |
コンパイル使用メモリ | 79,432 KB |
実行使用メモリ | 50,392 KB |
最終ジャッジ日時 | 2024-07-21 19:07:25 |
合計ジャッジ時間 | 4,219 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 57 ms
50,124 KB |
testcase_01 | AC | 56 ms
50,280 KB |
testcase_02 | AC | 55 ms
50,276 KB |
testcase_03 | AC | 57 ms
50,068 KB |
testcase_04 | AC | 55 ms
50,256 KB |
testcase_05 | AC | 56 ms
50,272 KB |
testcase_06 | AC | 55 ms
50,272 KB |
testcase_07 | AC | 55 ms
49,932 KB |
testcase_08 | AC | 55 ms
49,856 KB |
testcase_09 | AC | 57 ms
50,248 KB |
testcase_10 | AC | 56 ms
50,020 KB |
testcase_11 | AC | 56 ms
50,316 KB |
testcase_12 | AC | 56 ms
50,376 KB |
testcase_13 | AC | 56 ms
50,220 KB |
testcase_14 | AC | 56 ms
50,392 KB |
testcase_15 | AC | 57 ms
49,968 KB |
testcase_16 | AC | 56 ms
49,984 KB |
testcase_17 | AC | 57 ms
50,180 KB |
testcase_18 | AC | 56 ms
50,060 KB |
ソースコード
import java.io.InputStream; import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Comparator; import java.util.InputMismatchException; import java.util.NoSuchElementException; import java.math.BigDecimal; import java.math.BigInteger; public class Main{ static PrintWriter out; static InputReader ir; static final int INF=Integer.MAX_VALUE; static final long LINF=Long.MAX_VALUE; static void solve(){ long ans=-LINF; char[] s=ir.next().toCharArray(); int n=s.length; for(int i=0;i<n;i++){ if(s[0]!='+'&&s[0]!='-'&&s[n-1]!='+'&&s[n-1]!='-') ans=Math.max(ans,calc(s)); rotate(1,s); } out.println(ans); } public static void main(String[] args) throws Exception{ ir=new InputReader(System.in); out=new PrintWriter(System.out); solve(); out.flush(); } public static void rotate(int x,char[] arr){ char[] rem=new char[x]; for(int i=arr.length-1;i>=arr.length-x;i--){ rem[arr.length-1-i]=arr[i]; } for(int i=arr.length-x-1;i>=0;i--){ arr[i+x]=arr[i]; } for(int i=0;i<x;i++){ arr[i]=rem[x-1-i]; } } public static long calc(char[] arr){ long res=0; long now=0; char operator='+'; for(int i=0;i<arr.length;i++){ if(arr[i]=='+'||arr[i]=='-'){ if(operator=='-') res-=now; else res+=now; now=0; operator=arr[i]; } else{ now*=10; now+=(arr[i]-'0'); } } return (operator=='-')?res-now:res+now; } static class InputReader { private InputStream in; private byte[] buffer=new byte[1024]; private int curbuf; private int lenbuf; public InputReader(InputStream in) {this.in=in; this.curbuf=this.lenbuf=0;} public boolean hasNextByte() { if(curbuf>=lenbuf){ curbuf= 0; try{ lenbuf=in.read(buffer); }catch(IOException e) { throw new InputMismatchException(); } if(lenbuf<=0) return false; } return true; } private int readByte(){if(hasNextByte()) return buffer[curbuf++]; else return -1;} private boolean isSpaceChar(int c){return !(c>=33&&c<=126);} private void skip(){while(hasNextByte()&&isSpaceChar(buffer[curbuf])) curbuf++;} public boolean hasNext(){skip(); return hasNextByte();} public String next(){ if(!hasNext()) throw new NoSuchElementException(); StringBuilder sb=new StringBuilder(); int b=readByte(); while(!isSpaceChar(b)){ sb.appendCodePoint(b); b=readByte(); } return sb.toString(); } public int nextInt() { if(!hasNext()) throw new NoSuchElementException(); int c=readByte(); while (isSpaceChar(c)) c=readByte(); boolean minus=false; if (c=='-') { minus=true; c=readByte(); } int res=0; do{ if(c<'0'||c>'9') throw new InputMismatchException(); res=res*10+c-'0'; c=readByte(); }while(!isSpaceChar(c)); return (minus)?-res:res; } public long nextLong() { if(!hasNext()) throw new NoSuchElementException(); int c=readByte(); while (isSpaceChar(c)) c=readByte(); boolean minus=false; if (c=='-') { minus=true; c=readByte(); } long res = 0; do{ if(c<'0'||c>'9') throw new InputMismatchException(); res=res*10+c-'0'; c=readByte(); }while(!isSpaceChar(c)); return (minus)?-res:res; } public double nextDouble(){return Double.parseDouble(next());} public BigInteger nextBigInteger(){return new BigInteger(next());} public BigDecimal nextBigDecimal(){return new BigDecimal(next());} public int[] nextIntArray(int n){ int[] a=new int[n]; for(int i=0;i<n;i++) a[i]=nextInt(); return a; } public long[] nextLongArray(int n){ long[] a=new long[n]; for(int i=0;i<n;i++) a[i]=nextLong(); return a; } public char[][] nextCharMap(int n,int m){ char[][] map=new char[n][m]; for(int i=0;i<n;i++) map[i]=next().toCharArray(); return map; } } }