JSFiddle - React, Tailwind, and code Playground
JavaScript
G = "103,2,50,100\n106,1,900,900\n459,40,150,300,67,2\n4,20,30,6000";
for(r of G.split('\n'))s=r.split(','),console.log(s[t=s[4]?4:0],s[t+1])
G = "103,2,50,100\n106,1,900,900\n459,40,150,300,67,2\n4,20,30,6000";
for(r of G.split('\n'))s=r.split(','),console.log(s[t=s[4]?4:0],s[t+1])