void main(void)

{
  byte bVar1;
  uint uVar2;
  byte *pbVar3;
  byte bVar4;
  byte local_78 [100];
  uint local_14;
  
  bVar4 = 0;
  local_14 = 0;
  fgets((char *)local_78,100,stdin);
  local_14 = 0;
  do {
    uVar2 = 0xffffffff;
    pbVar3 = local_78;
    do {
      if (uVar2 == 0) break;
      uVar2 = uVar2 - 1;
      bVar1 = *pbVar3;
      pbVar3 = pbVar3 + (uint)bVar4 * -2 + 1;
    } while (bVar1 != 0);
    if (~uVar2 - 1 <= local_14) {
      printf((char *)local_78);
                    /* WARNING: Subroutine does not return */
      exit(0);
    }
    if (('@' < (char)local_78[local_14]) && ((char)local_78[local_14] < '[')) {
      local_78[local_14] = local_78[local_14] ^ 0x20;
    }
    local_14 = local_14 + 1;
  } while( true );
}