using System.Collections.Generic;
public static void Main()
List<string> input = new List<string>()
"83.71.175.121:8080 HTTP NOA Ireland 30% (9) + 11-jul-2017 21:06",
"188.120.209.97:53281 HTTPS HIA Czech Republic 70% (14) + 11-jul-2017 21:05",
"41.87.86.51:3128 HTTP NOA Nigeria 64% (9) + 11-jul-2017 21:05",
"187.84.222.153:80 HTTP ANM Brazil 61% (160) + 11-jul-2017 21:04",
"36.78.131.82:3128 HTTP NOA Indonesia 25% (49) + 11-jul-2017 21:02",
"181.199.202.248:8080 HTTPS NOA Spain 38% (35) + 11-jul-2017 21:01",
"180.253.231.211:8080 HTTPS NOA Indonesia new - 11-jul-2017 21:00",
"110.232.82.253:53695 SOCKS5 HIA Indonesia 60% (3) + 11-jul-2017 20:59",
"79.127.108.219:8080 HTTPS NOA Iran, Islamic Republic of 41% (9) + 11-jul-2017 20:58",
"189.219.24.155:16057 SOCKS5 HIA Mexico 64% (7) + 11-jul-2017 20:58",
"189.218.237.10:52009 SOCKS5 HIA Mexico 64% (7) + 11-jul-2017 20:58",
"118.173.67.181:8080 HTTP NOA Thailand new + 11-jul-2017 20:55",
"38.123.201.17:8080 HTTPS NOA United States 69% (25) + 11-jul-2017 20:55",
"81.128.165.5:3128 HTTP ANM United Kingdom 53% (59) + 11-jul-2017 20:54",
"64.137.185.193:8080 HTTP NOA Canada new + 11-jul-2017 20:54",
"103.76.12.118:8080 HTTPS NOA Indonesia 46% (75) + 11-jul-2017 20:54",
"209.141.47.120:80 HTTP ANM United States 58% (97) + 11-jul-2017 20:53",
"109.230.100.255:9090 HTTPS NOA Iran, Islamic Republic of 91% (135) - 11-jul-2017 20:52",
"180.250.174.251:8080 HTTPS NOA Indonesia 29% (40) - 11-jul-2017 20:52",
"180.251.81.2:8080 HTTPS HIA Indonesia new + 11-jul-2017 20:51",
"151.80.197.192:80 HTTP ANM France 50% (844) + 11-jul-2017 20:50",
"89.36.212.204:1189 HTTP NOA France 100% (8) + 11-jul-2017 20:47",
"109.230.230.209:3128 HTTP NOA Germany 100% (43) - 11-jul-2017 20:47",
"36.80.222.186:8080 HTTP NOA Indonesia new - 11-jul-2017 20:47",
"41.204.32.194:53281 HTTPS HIA Ghana 58% (15) - 11-jul-2017 20:46",
"188.195.53.120:8080 HTTP HIA Germany 50% (1) + 11-jul-2017 20:45"
foreach(string s in input)
Console.WriteLine(s.Split()[0]);