//Declaring varuables var M,D,C,L,X,V,I,input,output=""; window.onload=()=>{ input_el=document.getElementById("input"); output_el=document.getElementById("output"); output_el.innerHTML+=("Loaded and prepared for use
Please enter your number"); }; //Checking for valid input const check=()=>{ //console.log(parseInt(input_el.value)); if (input_el.value!==""||parseInt(input_el.value)>0){ input_el.style.borderColor="#0F0"; return false; } else{ input_el.style.borderColor="#F00"; input_el.value="Wrong input"; return true; } }; //Main functions const convert=()=>{ //Writes beggining output output_el.innerHTML=("Loaded and prepared for use
Please enter your number

Checking for valid input..."); output=""; //Using check function setTimeout(()=>{ if(check()){ output_el.innerHTML+=("

No valid input found
Please try again"); return} input=parseInt(input_el.value); output_el.innerHTML+=(`

Valid input found: ${input}`)},800); //Continuing output setTimeout(()=>{ if(check()){return} output_el.innerHTML+=("
Beggining converting process"); //Converting to Romanian if(input>=1000){ M = floor(input/1000); output+="M".repeat(M); input-=M*1000} if(input>=500 && input<900){ D = floor(input/500); output+="D".repeat(D); input-=D*500;} if(input>=100){ C = floor(input/100); if(C>8){ output+="CM"} else if(C>3){ output+="CD"} else{ output+="C".repeat(C)} input-=C*100} if(input>=50&&input<90){ L = floor(input/50); output+="L".repeat(L); input-=L*50} if(input>=10){ X = floor(input/10); if(X>8){output+="XC"} else if(X>3){ output+="XL"} else{ output+="X".repeat(X)} input-=X*10} if(input>=5&&input<9){ V = floor(input/5); output+="V".repeat(V); input-=V*5} if(input>=1){ I = floor(input/1); if(I>8){output+="IX"} else if(I>3){ output+="IV"} else{ output+="I".repeat(I); input-=I}}},1600); setTimeout(()=>{ if(check()){return} //Printing output output_el.innerHTML+=(`

Process finished
Printing output: ${output}`)},2400)};

Romanian numbers