Intermediate Algorithm Scripting: DNA Pairing

Intermediate Algorithm Scripting: DNA Pairing.js

function pairElement(str) {
  let pairedDNA = [];

  str.split("").forEach(strand=>{

    let paired;
    
    switch(strand){
      case 'G':
        paired = ['G', 'C'];
        break;
      case 'C':
        paired = ['C', 'G'];
        break;
      case 'T':
        paired = ['T', 'A'];
        break;
      case 'A':
        paired = ['A', 'T'];
        break;
      default:
        paired = [];
    }

    pairedDNA.push(paired);

});

  return pairedDNA;
}

pairElement("GCG");