\ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 \ucf54\ud2c0\ub9b0 \uc5b8\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucde8\uc5c5\uc6a9 \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \uacfc\uc815\uc744 \ub2e8\uacc4\uc801\uc73c\ub85c \uc124\uba85\ud569\ub2c8\ub2e4. \uc774\ubc88 \ubb38\uc81c\ub294 ‘\ubd88\uc6b0\uc774\uc6c3\ub3d5\uae30’\ub77c\ub294 \uc8fc\uc81c\ub85c, \uc8fc\uc5b4\uc9c4 \uc785\ub825\uc5d0 \ub300\ud574 \uc62c\ubc14\ub978 \ucd9c\ub825\uc744 \ub3c4\ucd9c\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc9c4\ud589\ub429\ub2c8\ub2e4.<\/p>\n
\n \ud55c\uad6d\uc758 \ud55c \uc790\uc120\ub2e8\uccb4\uc5d0\uc11c\ub294 \ub9e4\ub2ec \ubd88\uc6b0\uc774\uc6c3\uc5d0\uac8c \uae30\ubd80\uae08\uc744 \uc804\ub2ec\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uae30\ubd80\uae08 \ubaa8\uae08\uc5d0 \ub300\ud55c \ub370\uc774\ud130\uac00 \uc8fc\uc5b4\uc9c8 \ub54c,
\n \uae30\ubd80\uae08\uc758 \ucd1d\ud569\uacfc \uac01 \uc2e0\uccad\uc790\uc758 \uae30\ubd80\uae08 \ud3c9\uade0\uc744 \uacc4\uc0b0\ud558\ub294 \ud504\ub85c\uadf8\ub7a8\uc744 \uc791\uc131\ud558\uc138\uc694.\n <\/p>\n
\n \uac01 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\uc5d0 \ub300\ud574 \uccab \ubc88\uc9f8 \uc904\uc5d0 \ucd1d \uae30\ubd80\uae08\uc744, \ub450 \ubc88\uc9f8 \uc904\uc5d0 \ud3c9\uade0 \uae30\ubd80\uae08\uc744 (\uc18c\uc218\uc810 \uccab\uc9f8\uc790\ub9ac\uc5d0\uc11c \ubc18\uc62c\ub9bc) \ucd9c\ub825\ud558\uc138\uc694.\n <\/p>\n \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \ub2e4\uc74c \ub2e8\uacc4\ub97c \ub530\ub985\ub2c8\ub2e4:<\/p>\n \ucf54\ub4dc \ubd84\uc11d \ubc0f \uc124\uba85:<\/p>\n \n \ubcf8 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(N)\uc785\ub2c8\ub2e4. \uac01 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\ub9c8\ub2e4 \uae30\ubd80\uae08 \ub9ac\uc2a4\ud2b8\ub97c \uc21c\ud68c\ud558\uba70 \ud569\uacc4\ub97c \uacc4\uc0b0\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \n \ubcf8 \ubb38\uc81c\ub294 \uae30\ubd80\uae08\uc744 \uad00\ub9ac\ud558\uace0 \uacc4\uc0b0\ud558\ub294 \uac04\ub2e8\ud55c \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\uc774\uc9c0\ub9cc, <\/body><\/p>\n","protected":false},"excerpt":{"rendered":"
\n T: \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\uc758 \uc218 (1 <= T <= 1000)
\n \uac01 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\ub294 \ub2e4\uc74c\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4:
\n N: \uae30\ubd80\uc790\uc758 \uc218 (1 <= N <= 100)
\n \ub2e4\uc74c \uc904\uc5d0 N\uac1c\uc758 \uc815\uc218\ub85c \uac01 \uae30\ubd80\uc790\uc758 \uae30\ubd80\uae08\uc774 \uc8fc\uc5b4\uc9d1\ub2c8\ub2e4 (0 <= \uae30\ubd80\uae08 <= 1,000,000)
\n <\/code><\/p>\n\ucd9c\ub825 \ud615\uc2dd<\/h3>\n
\uc608\uc81c \uc785\ub825<\/h3>\n
\n 2\n 3\n 1000 2000 3000\n 4\n 500 600 700 800\n <\/pre>\n
\uc608\uc81c \ucd9c\ub825<\/h3>\n
\n 6000\n 2000\n 2600\n 650\n <\/pre>\n<\/div>\n
\ud574\uacb0 \ubc29\ubc95<\/h2>\n
\n
\ucf54\ub4dc \uad6c\ud604<\/h3>\n
\n fun main() {\n val reader = System.`in`.bufferedReader()\n val T = reader.readLine().toInt() \/\/ \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4 \uc218\n \n repeat(T) {\n val N = reader.readLine().toInt() \/\/ \uae30\ubd80\uc790 \uc218\n val donations = reader.readLine().split(\" \").map { it.toInt() } \/\/ \uae30\ubd80\uae08 \ub9ac\uc2a4\ud2b8\n \n val total = donations.sum() \/\/ \ucd1d \uae30\ubd80\uae08\n val average = total \/ N.toDouble() \/\/ \ud3c9\uade0 \uae30\ubd80\uae08 (\uc18c\uc218\uc810 \ud3ec\ud568)\n \n println(total) \/\/ \ucd1d \uae30\ubd80\uae08 \ucd9c\ub825\n println(average.roundToInt()) \/\/ \ud3c9\uade0 \uae30\ubd80\uae08(\uc18c\uc218\uc810 \uccab\uc9f8\uc790\ub9ac\uc5d0\uc11c \ubc18\uc62c\ub9bc)\n }\n }\n <\/pre>\n\ucf54\ub4dc \uc124\uba85<\/h3>\n
\n
reader.readLine().toInt()<\/code>\ub97c \uc0ac\uc6a9\ud558\uc5ec \uccab \ubc88\uc9f8 \uc785\ub825(T)\uc744 \uc77d\uace0, \uc5ec\ub7ec \uc904\uc5d0 \uac78\uccd0 \uae30\ubd80\uc790 \uc218(N)\uc640 \uae30\ubd80\uae08 \ub9ac\uc2a4\ud2b8\ub97c \uc77d\uc2b5\ub2c8\ub2e4.<\/li>\ndonations.sum()<\/code>\uc744 \ud1b5\ud574 \ucd1d \uae30\ubd80\uae08\uc744 \uc27d\uac8c \uacc4\uc0b0\ud558\uace0, total \/ N.toDouble()<\/code>\ub85c \ud3c9\uade0 \uae30\ubd80\uae08\uc744 \ub3c4\ucd9c\ud569\ub2c8\ub2e4.<\/li>\naverage.roundToInt()<\/code>\ub97c \uc0ac\uc6a9\ud574 \uc18c\uc218\uc810\uc744 \ubc18\uc62c\ub9bc\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\uc2dc\uac04 \ubcf5\uc7a1\ub3c4<\/h3>\n
\n \uc5ec\uae30\uc11c N\uc740 \uac01 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\uc5d0 \uc788\ub294 \uae30\ubd80\uc790\uc758 \uc218\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.\n <\/p>\n\uacb0\ub860<\/h3>\n
\n \ucf54\ud2c0\ub9b0 \uc5b8\uc5b4\uc758 \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \ud1b5\ud574 \ubcf4\ub2e4 \ud6a8\uc728\uc801\uc73c\ub85c \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
\n \uc5ec\ub7ec\ubd84\ub3c4 \uc774\uc640 \uac19\uc740 \ubc29\uc2dd\uc73c\ub85c \ucf54\ub529 \ud14c\uc2a4\ud2b8\uc5d0 \ub300\ube44\ud558\uc5ec \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \ud478\ub294 \uc5f0\uc2b5\uc744 \ud574\ubcf4\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4.\n <\/p>\n<\/div>\n