import java.util.Scanner;
import static java.lang.System.*;
class Main {
public static void main(String[] args) {
// Code java program to convert given dollar to riel value when dollar value is given as input
out.println("Enter the number of dollar.");
Scanner dollar = new Scanner(in);
int dollarNum = dollar.nextInt();
out.println(dollarNum * 4000);
// code java program to print the list of country name when the particular alphabet is given as input
// https://www.au.com/mobile/service/global/call/country-code/
/*
var a = '';
var memo = [];
for (let i = 2; i <= 236; ++i) {
if (memo.indexOf(document.getElementsByClassName('table-row')[i].getElementsByTagName('td')[2].innerText) !== -1) {
continue;
}
memo.push(document.getElementsByClassName('table-row')[i].getElementsByTagName('td')[2].innerText);
a += `countries[${document.getElementsByClassName('table-row')[i].getElementsByTagName('td')[2].innerText}] = "${document.getElementsByClassName('table-row')[i].getElementsByTagName('td')[1].innerText}";\n`;
}
*/
String[] countries = new String[1000];
countries[354] = "Iceland";
countries[353] = "Ireland";
countries[994] = "Azerbaidjan";
countries[247] = "Ascension";
countries[351] = "Azores Islands";
countries[93] = "Afghanistan";
countries[1] = "U.S.A.";
countries[684] = "American Samoa";
countries[971] = "U.A.E.";
countries[213] = "Algeria";
countries[54] = "Argentina";
countries[297] = "Aruba";
countries[355] = "Albania";
countries[374] = "Armenia";
countries[244] = "Angola";
countries[376] = "Andorra";
countries[967] = "Yemen";
countries[44] = "U.K.";
countries[972] = "Israel";
countries[39] = "Italy";
countries[964] = "Iraq";
countries[98] = "Iran";
countries[91] = "India";
countries[62] = "Indonesia";
countries[256] = "Uganda";
countries[380] = "Ukraine";
countries[998] = "Uzbekistan";
countries[598] = "Uruguay";
countries[593] = "Ecuador";
countries[20] = "Egypt";
countries[372] = "Estonia";
countries[251] = "Ethiopia";
countries[291] = "Eritrea";
countries[503] = "El Salvador";
countries[61] = "Australia";
countries[43] = "Austria";
countries[968] = "Oman";
countries[31] = "Netherlands";
countries[599] = "Netherlands Antilles";
countries[233] = "Ghana";
countries[238] = "Cape Verde";
countries[592] = "Guyana";
countries[7] = "Kazakhstan";
countries[974] = "Qatar";
countries[34] = "Canary Islands";
countries[241] = "Gabon";
countries[237] = "Cameroon";
countries[82] = "Korea(Rep. of)";
countries[220] = "Gambia";
countries[855] = "Cambodia";
countries[850] = "Korea(Demo.)";
countries[224] = "Guinea";
countries[245] = "GuineaBissau";
countries[357] = "Cyprus";
countries[53] = "Cuba";
countries[30] = "Greece";
countries[686] = "Kiribati";
countries[996] = "Kyrgyz Rep.";
countries[502] = "Guatemala";
countries[590] = "Guadeloupe";
countries[965] = "Kuwait";
countries[682] = "Cook Islands";
countries[299] = "Greenland";
countries[385] = "Croatia";
countries[254] = "Kenya";
countries[225] = "Cote d'lvoire";
countries[506] = "Costa Rica";
countries[383] = "Kosovo";
countries[269] = "Comoros";
countries[57] = "Colombia";
countries[242] = "Congo(Rep. of)";
countries[243] = "Congo (Demo.)";
countries[966] = "Saudi Arabia";
countries[685] = "Samoa";
countries[239] = "Sao Tome & Principe";
countries[260] = "Zambia";
countries[508] = "St. Pierre & Miquelo";
countries[378] = "San Marino";
countries[232] = "Sierra Leone";
countries[253] = "Djibouti";
countries[350] = "Gibraltar";
countries[995] = "Georgia";
countries[963] = "Syria";
countries[65] = "Singapore";
countries[263] = "Zimbabwe";
countries[41] = "Switzerland";
countries[46] = "Sweden";
countries[249] = "Sudan";
countries[597] = "Suriname";
countries[94] = "Sri Lanka";
countries[421] = "Slovak";
countries[386] = "Slovenia";
countries[268] = "Swaziland";
countries[240] = "Equatorial Guinea";
countries[221] = "Senegal";
countries[381] = "Serbia";
countries[290] = "St. Helena";
countries[252] = "Somalia";
countries[677] = "Solomon Is.";
countries[66] = "Thailand";
countries[886] = "Taiwan";
countries[992] = "Tadzhikistan";
countries[255] = "Tanzania";
countries[420] = "Czech";
countries[235] = "Chad";
countries[236] = "Central Africa";
countries[86] = "China";
countries[216] = "Tunisia";
countries[56] = "Chile";
countries[688] = "Tuvalu";
countries[45] = "Denmark";
countries[49] = "Germany";
countries[228] = "Togo";
countries[690] = "Tokelau Islands";
countries[993] = "Turkmenistan";
countries[90] = "Turkey";
countries[676] = "Tonga";
countries[234] = "Nigeria";
countries[674] = "Nauru";
countries[264] = "Namibia";
countries[683] = "Niue";
countries[505] = "Nicaragua";
countries[227] = "Niger";
countries[81] = "Japan";
countries[687] = "New Caledonia";
countries[64] = "New Zealand";
countries[977] = "Nepal";
countries[672] = "Norfolk Island";
countries[47] = "Norway";
countries[973] = "Bahrain";
countries[509] = "Haiti";
countries[92] = "Pakistan";
countries[507] = "Panama";
countries[678] = "Vanuatu";
countries[675] = "Papua New Guinea";
countries[680] = "Palau";
countries[595] = "Paraguay";
countries[36] = "Hungary";
countries[880] = "Bangladesh";
countries[670] = "East Timor";
countries[679] = "Fiji";
countries[63] = "Philippines";
countries[358] = "Finland";
countries[975] = "Bhutan";
countries[298] = "Faroe Islands";
countries[500] = "Falkland Is.";
countries[55] = "Brazil";
countries[33] = "France";
countries[594] = "French Guiana";
countries[689] = "French Polynesia";
countries[359] = "Bulgaria";
countries[226] = "Burkina Faso";
countries[673] = "Brunei";
countries[257] = "Burundi";
countries[84] = "Viet Nam";
countries[229] = "Benin";
countries[58] = "Venezuela";
countries[375] = "Belarus";
countries[501] = "Belize";
countries[51] = "Peru";
countries[32] = "Belgium";
countries[48] = "Poland";
countries[387] = "Bosnia & Herzegovina";
countries[267] = "Botswana";
countries[591] = "Bolivia";
countries[852] = "Hong Kong";
countries[504] = "Honduras";
countries[692] = "Marshall Is.";
countries[853] = "Macao";
countries[389] = "Macedonia";
countries[261] = "Madagascar";
countries[265] = "Malawi";
countries[223] = "Mali";
countries[356] = "Malta";
countries[596] = "Martinique";
countries[60] = "Malaysia";
countries[691] = "Micronesia";
countries[27] = "South Africa";
countries[95] = "Myanmar";
countries[52] = "Mexico";
countries[230] = "Mauritius";
countries[222] = "Mauritania";
countries[258] = "Mozambique";
countries[377] = "Monaco";
countries[960] = "Maldives";
countries[373] = "Moldova";
countries[212] = "Morocco";
countries[976] = "Mongolia";
countries[382] = "Montenegro";
countries[962] = "Jordan";
countries[856] = "Laos";
countries[371] = "Latvia";
countries[370] = "Lithuania";
countries[218] = "Libya";
countries[423] = "Liechtenstein";
countries[231] = "Liberia";
countries[40] = "Romania";
countries[352] = "Luxembourg";
countries[250] = "Rwanda";
countries[266] = "Lesotho";
countries[961] = "Lebanon";
countries[262] = "Reunion";
out.println("Enter the number of country.");
Scanner countryIndex = new Scanner(in);
int countryIndexNum = countryIndex.nextInt();
out.println(countries[countryIndexNum]);
}
}