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      "Input an integer : 5\n",
      "615\n"
     ]
    }
   ],
   "source": [
    "# ---------------------------------------------------------------\n",
    "# python best courses https://courses.tanpham.org/\n",
    "# ---------------------------------------------------------------\n",
    "# Write a Python program that accepts an integer (n) and computes the value of n+nn+nnn. Go to the editor\n",
    "# Sample value of n is 5 \n",
    "# Expected Result : 615\n",
    "\n",
    "a = int(input(\"Input an integer : \"))\n",
    "n1 = int( \"%s\" % a )\n",
    "n2 = int( \"%s%s\" % (a,a) )\n",
    "n3 = int( \"%s%s%s\" % (a,a,a) )\n",
    "print (n1+n2+n3)"
   ]
  }
 ],
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