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TUGAS_4_5_RASYA_ALFAHRIZI_202510715125.ipynb

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+{
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "provenance": []
+    },
+    "kernelspec": {
+      "name": "python3",
+      "display_name": "Python 3"
+    },
+    "language_info": {
+      "name": "python"
+    }
+  },
+  "cells": [
+    {
+      "cell_type": "markdown",
+      "source": [
+        "**4.5 HILANG DALAM KERAMAIAN**\n"
+      ],
+      "metadata": {
+        "id": "oV-KjBvZPy1S"
+      }
+    },
+    {
+      "cell_type": "markdown",
+      "source": [
+        "Nama  : Rasya Alfahrizi\n",
+        "NPM   : 202510715125\n",
+        "Kelas : F2A1\n",
+        "\n",
+        "\n",
+        "PENJELASAN\n",
+        "\n",
+        "Program ini dibuat untuk mencari satu angka yang hilang dari deretan angka yang sebenarnya berurutan. Angka-angka tersebut digabung jadi satu string tanpa spasi, jadi program akan membongkar dan mengecek urutannya satu per satu sampai ketemu angka yang tidak ada, lalu langsung menampilkan angka yang hilang secara otomatis menggunakan Python.\n"
+      ],
+      "metadata": {
+        "id": "t7MFNBwmPzbZ"
+      }
+    },
+    {
+      "cell_type": "code",
+      "source": [
+        "def find_missing_number(s):\n",
+        "    for i in range(1, 7):\n",
+        "        first = int(s[:i])\n",
+        "        curr = first\n",
+        "        idx = 0\n",
+        "        missing = -1\n",
+        "        skipped = False\n",
+        "\n",
+        "        while idx < len(s):\n",
+        "            curr_str = str(curr)\n",
+        "\n",
+        "            if s.startswith(curr_str, idx):\n",
+        "                idx += len(curr_str)\n",
+        "                curr += 1\n",
+        "            else:\n",
+        "                if skipped:\n",
+        "                    break\n",
+        "                skipped = True\n",
+        "                missing = curr\n",
+        "                curr += 1\n",
+        "\n",
+        "        if idx == len(s) and missing != -1:\n",
+        "            return missing\n",
+        "\n",
+        "    return -1\n",
+        "\n",
+        "\n",
+        "# INPUT\n",
+        "n = int(input(\"Masukkan jumlah baris: \"))\n",
+        "data = []\n",
+        "\n",
+        "for i in range(n):\n",
+        "    s = input(f\"Baris ke-{i+1}: \")\n",
+        "    data.append(s)\n",
+        "\n",
+        "# OUTPUT\n",
+        "for i in range(n):\n",
+        "    print(f\"h#{i+1}: {find_missing_number(data[i])}\")"
+      ],
+      "metadata": {
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        },
+        "id": "DNQBzwxfR804",
+        "outputId": "a9fe5be4-8fdb-49ba-d61c-1951a866e644"
+      },
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Masukkan jumlah baris: 3\n",
+            "Baris ke-1: 23242526272830\n",
+            "Baris ke-2: 101102103104105106107108109111112\n",
+            "Baris ke-3: 12346789\n",
+            "h#1: 29\n",
+            "h#2: 110\n",
+            "h#3: 5\n"
+          ]
+        }
+      ]
+    }
+  ]
+}