{chessboard(5kn1/4p1qn/3pPp1b/2pP1Pp1/1pP3Pp/pP1N3P/P1N1K3/1RB5 w - - 0 1)( )}|width=33; [br] {chessboard(5kn1/4p1qn/3pPp1b/2pP1Pp1/1pP3Pp/pP1N3P/P1N1K3/1RB5 w - - 0 1)(1. Ndxb4 cxb4 2. Nxb4 Qh8 3. Nc6 Kg7 4. b4 Nf8 5. b5 Kh7 6. b6 Ng6 7. b7 Bf8 8. b8=Q Ne5 9. Qxf8 Qg7 10. Qxg7+ Kxg7 11. Nxe5 fxe5 12. Rb8 Nf6 13. Bxg5 Ne4 14. Bxe7 Ng3+ 15. Ke1 Ne4 16. Bxh4 Nc5 17. e7 e4 18. e8=Q Nd3+ 19. Kd2 e3+ 20. Kxd3 e2 21. Qg6#)}|width=33; [br] '''답을 보기 위해 플레이 버튼을 누르세요''' <audio src="https://chonggi-tokhu.github.io/frozen_mmad.mp3" style="display:none" id="na_sanaida" loop></audio>
<script>
var frozen_bg=`data:image/svg+xml;base64,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`;
function change_board_theme(colour1,colour2,bordercolour){
document.querySelectorAll(`.square-55d63.white-1e1d7`).forEach(function(el0,key0,par0){
el0.style.background=colour1;
if (typeof bordercolour == 'string') {
el0.style.border=`0.5px solid ${bordercolour}`;
}
});
document.querySelectorAll(`.square-55d63.black-3c85d`).forEach(function(el0,key0,par0){
el0.style.background=colour2;
if (typeof bordercolour == 'string') {
el0.style.border=`0.5px solid ${bordercolour}`;
}
});
}
function christmas_board(){
change_board_theme(`olive`,`#900325`,`#f0f0f0`);
}
changeboardthemefunc=function(){
/*christmas_board();*/
change_board_theme(`#eeeef0`,`url(${frozen_bg})`,`grey`);
document.getElementById("na_sanaida").currentTime=16;
chessboards[0].el.parentElement.querySelector(`.btn-group .play`).innerHTML=`<a href="#h-0.1" style="color:#fff;text-decoration:none;background:inherit !important;margin:-4px;font-size:1.2em;" onclick="var audio0 = document.getElementById('na_sanaida'); (audio0.paused)? (function(){audio0.volume=1.0; audio0.currentTime=68.7; audio0.play()})() : (function(){audio0.pause();})();">문제</a>`;
chessboards[1].el.parentElement.querySelector(`.btn-group .play`).addEventListener("click",function(ev){ if (document.getElementById("na_sanaida").paused==true){ document.getElementById("na_sanaida").volume=1.0; document.getElementById("na_sanaida").play(); } else { document.getElementById("na_sanaida").pause(); } });}
var alreadypurple=true;
var alreadychristmas=false;
function _purple_board(){
if (alreadypurple==false){
alreadypurple=true;
change_board_theme(`#eeeef0`,`#a005a0`,`grey`);
} else {
change_board_theme(`#f0d9b5`,`#b58863`);
alreadypurple=false;
}
}
function _christmas_board(){
if (alreadychristmas==false){
christmas_board();
alreadychristmas=true;
} else {
change_board_theme(`#f0d9b5`,`#b58863`);
alreadychristmas=false;
}
}
changeboardthemebool=true;
</script>