Submission #616098
Source Code Expand
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.BigInteger; public class Main{ static PrintWriter out; static InputReader ir; static void solve(){ int n=ir.nextInt(); int[] nk={25,2525,252525,25252525}; long ans=0; for(int i=1;i<1<<4;i++){ long lc=1; for(int j=0;j<4;j++){ if((i&(1<<j))!=0){ lc=lcm(lc,nk[j]); } } lc=n/lc; if(Integer.bitCount(i)%2==0) lc*=-1; ans+=lc; } out.println(ans); } public static long gcd(long a,long b){ if(b==0) return a; return gcd(b,a%b); } public static long lcm(long a,long b){return a*b/gcd(a,b);} public static void main(String[] args) throws Exception{ ir=new InputReader(System.in); out=new PrintWriter(System.out); solve(); out.flush(); } 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 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; } } }
Submission Info
Submission Time | |
---|---|
Task | A - ニコニコ数 |
User | holeguma |
Language | Java (OpenJDK 1.7.0) |
Score | 60 |
Code Size | 3331 Byte |
Status | AC |
Exec Time | 362 ms |
Memory | 22516 KB |
Judge Result
Set Name | Sample | Subtask1 | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 60 / 60 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt |
Subtask1 | sample_01.txt, sample_02.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 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 341 ms | 22424 KB |
sample_02.txt | AC | 339 ms | 22384 KB |
test_01.txt | AC | 353 ms | 22416 KB |
test_02.txt | AC | 338 ms | 22408 KB |
test_03.txt | AC | 362 ms | 22424 KB |
test_04.txt | AC | 337 ms | 22420 KB |
test_05.txt | AC | 336 ms | 22412 KB |
test_06.txt | AC | 334 ms | 22452 KB |
test_07.txt | AC | 343 ms | 22412 KB |
test_08.txt | AC | 347 ms | 22424 KB |
test_09.txt | AC | 334 ms | 22460 KB |
test_10.txt | AC | 342 ms | 22516 KB |
test_11.txt | AC | 334 ms | 22412 KB |
test_12.txt | AC | 350 ms | 22420 KB |
test_13.txt | AC | 351 ms | 22448 KB |
test_14.txt | AC | 341 ms | 22436 KB |
test_15.txt | AC | 343 ms | 22316 KB |