import java.awt.geom.Point2D; import java.io.*; import java.math.*; import java.util.*; import java.util.Map.*; class Main { static HashSet set = new HashSet<>(); public static void main(String[] args) { //FastScanner sc = new FastScanner(); Scanner sc = new Scanner(System.in); String S = sc.next(); dfs(new StringBuffer(S),new StringBuffer()); System.out.println(set.size()); } static void dfs(StringBuffer S, StringBuffer N) { if(S.length() == 0) { set.add(N.toString()); return; } StringBuffer cpS = new StringBuffer(S); StringBuffer cpN = new StringBuffer(N); StringBuffer NXA = N.append(S.charAt(0)); StringBuffer SXA = S.delete(0, 1); dfs(SXA,NXA); S = cpS; N = cpN; NXA = N.append(S.charAt(S.length()-1)); SXA = S.delete(S.length()-1, S.length()); dfs(SXA,NXA); } static class FastScanner { private final 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(); int 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(); } } } }