17

Author: lithiumhydride2

exercises.ipynb

@@ -475,10 +475,18 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "id": "0290b0d9",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "2000,2002,2004,2006,2008,2020,2022,2024,2026,2028,2040,2042,2044,2046,2048,2060,2062,2064,2066,2068,2080,2082,2084,2086,2088,2200,2202,2204,2206,2208,2220,2222,2224,2226,2228,2240,2242,2244,2246,2248,2260,2262,2264,2266,2268,2280,2282,2284,2286,2288,2400,2402,2404,2406,2408,2420,2422,2424,2426,2428,2440,2442,2444,2446,2448,2460,2462,2464,2466,2468,2480,2482,2484,2486,2488,2600,2602,2604,2606,2608,2620,2622,2624,2626,2628,2640,2642,2644,2646,2648,2660,2662,2664,2666,2668,2680,2682,2684,2686,2688,2800,2802,2804,2806,2808,2820,2822,2824,2826,2828,2840,2842,2844,2846,2848,2860,2862,2864,2866,2868,2880,2882,2884,2886,2888\n"
+     ]
+    }
+   ],
    "source": [
     "values = []\n",
     "for i in range(1000, 3001):\n",
@@ -3470,7 +3478,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.10"
+   "version": "3.9.13"
   }
  },
  "nbformat": 4,

exercises_no_ans.ipynb

@@ -568,7 +568,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "id": "565b7663",
    "metadata": {
     "attributes": {
@@ -578,9 +578,23 @@
      "id": ""
     }
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1010\n"
+     ]
+    }
+   ],
    "source": [
-    " "
+    "res = []\n",
+    "items = input().split(',')\n",
+    "for cur in items:\n",
+    "    temp = int(cur,2)\n",
+    "    if temp % 5 == 0:\n",
+    "        res.append(cur)\n",
+    "print(','.join(res))"
    ]
   },
   {
@@ -603,7 +617,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "id": "fd572660",
    "metadata": {
     "attributes": {
@@ -613,9 +627,22 @@
      "id": ""
     }
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "2000,2002,2004,2006,2008,2020,2022,2024,2026,2028,2040,2042,2044,2046,2048,2060,2062,2064,2066,2068,2080,2082,2084,2086,2088,2200,2202,2204,2206,2208,2220,2222,2224,2226,2228,2240,2242,2244,2246,2248,2260,2262,2264,2266,2268,2280,2282,2284,2286,2288,2400,2402,2404,2406,2408,2420,2422,2424,2426,2428,2440,2442,2444,2446,2448,2460,2462,2464,2466,2468,2480,2482,2484,2486,2488,2600,2602,2604,2606,2608,2620,2622,2624,2626,2628,2640,2642,2644,2646,2648,2660,2662,2664,2666,2668,2680,2682,2684,2686,2688,2800,2802,2804,2806,2808,2820,2822,2824,2826,2828,2840,2842,2844,2846,2848,2860,2862,2864,2866,2868,2880,2882,2884,2886,2888\n"
+     ]
+    }
+   ],
    "source": [
-    " "
+    "res = []\n",
+    "for iter in range(1000, 3001):\n",
+    "    iter = str(iter)\n",
+    "    if all(int(i)%2 == 0 for i in iter):\n",
+    "        res.append(iter)\n",
+    "print(','.join(res))"
    ]
   },
   {
@@ -642,7 +669,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 4,
    "id": "761e1580",
    "metadata": {
     "attributes": {
@@ -652,9 +679,25 @@
      "id": ""
     }
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "LETTERS 10 DIGITS 3\n"
+     ]
+    }
+   ],
    "source": [
-    " "
+    "items = input()\n",
+    "digit = 0\n",
+    "alpha = 0\n",
+    "for it in items:\n",
+    "    if it.isdigit():\n",
+    "        digit += 1\n",
+    "    elif it.isalpha():\n",
+    "        alpha += 1\n",
+    "print(\"LETTERS {} DIGITS {}\".format(alpha,digit))"
    ]
   },
   {
@@ -681,7 +724,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 5,
    "id": "dca14c5c",
    "metadata": {
     "attributes": {
@@ -691,9 +734,25 @@
      "id": ""
     }
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "upp 1 low 9\n"
+     ]
+    }
+   ],
    "source": [
-    " "
+    "item  = input()\n",
+    "upper = 0\n",
+    "lower = 0\n",
+    "for it in item:\n",
+    "    if it.isupper():\n",
+    "        upper += 1\n",
+    "    elif it.islower():\n",
+    "        lower += 1\n",
+    "print(\"upp {} low {}\".format(upper,lower))"
    ]
   },
   {
@@ -719,7 +778,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 7,
    "id": "be750e9e",
    "metadata": {
     "attributes": {
@@ -729,9 +788,21 @@
      "id": ""
     }
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "11106\n"
+     ]
+    }
+   ],
    "source": [
-    " "
+    "item = input()\n",
+    "res = 0\n",
+    "for size in range(1,5):\n",
+    "    res += int(item * size)\n",
+    "print( res )"
    ]
   },
   {
@@ -757,7 +828,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 9,
    "id": "05fe16f6",
    "metadata": {
     "attributes": {
@@ -767,9 +838,19 @@
      "id": ""
     }
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1,3,5,7,9\n"
+     ]
+    }
+   ],
    "source": [
-    " "
+    "items = input().split(',')\n",
+    "items = [item for item in items if int(item)%2 != 0]\n",
+    "print(\",\".join(items))"
    ]
   },
   {
@@ -802,7 +883,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 10,
    "id": "730abfde",
    "metadata": {
     "attributes": {
@@ -814,7 +895,15 @@
    },
    "outputs": [],
    "source": [
-    " "
+    "res = 0\n",
+    "while True:\n",
+    "    items = input().split(\" \")\n",
+    "    if not items: break\n",
+    "    if items[0] == 'D':\n",
+    "        res += int(items[1])\n",
+    "    elif items[0] == 'W':\n",
+    "        res -= int(items[1])\n",
+    "print(res)"
    ]
   },
   {
@@ -3644,7 +3733,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.10"
+   "version": "3.9.13"
   }
  },
  "nbformat": 4,