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- var str = prompt("Dawaj łańcuch");
- str = str.toUpperCase().trim();
- var sekw=[]
- var kompl=[]
- for (var i=0;i<((str.length)/3);i++) {
- if (str.slice((i*3),(i*3)+3)=="ATG") {
- sekw[i]="<b>"+str.slice((i*3),(i*3)+3)+"</b>";
- } else if (str.slice((i*3),(i*3)+3)=="TAA" || str.slice((i*3),(i*3)+3)=="TAG" || str.slice((i*3),(i*3)+3)=="TGA") {
- sekw[i]="<span>"+str.slice((i*3),(i*3)+3)+"</span>";
- }
- else{
- sekw[i]=str.slice((i*3),(i*3)+3);
- }
- }
- document.write(sekw.join(" "))
- document.write("<br><strong>Nić komplementarna:</strong><br>")
- /*
- for (var i=0;i<str.length;i++) {
- console.log(str[i])
- if (str[i]=="A") {str[i]="T"}
- else if (str[i]=="T") {str[i]="A"}
- else if (str[i]=="C") {str[i]="G"}
- else if (str[i]=="G") {str[i]="C"}
- }
- /*for (var i=0;i<((str.length)/3);i++) {
- if (str.slice((i*3),(i*3)+3)=="TAC") {
- kompl[i]="<b>"+str.slice((i*3),(i*3)+3)+"</b>";
- } else if (str.slice((i*3),(i*3)+3)=="ATT" || str.slice((i*3),(i*3)+3)=="ATC" || str.slice((i*3),(i*3)+3)=="ACT") {
- kompl[i]="<span>"+str.slice((i*3),(i*3)+3)+"</span>";
- }
- else{
- kompl[i]=str.slice((i*3),(i*3)+3);
- }
- }*/
- document.write(str)
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