quiz javascript
YOUR MISSION
Google maps recently discovered a mysterious place last week...
They need you to calculate new data on this unknown archipel...
Do you feel ready to continue this adventure?
INSTRUCTIONS :
Return the truncated percentage of islands on the map.
EXEMPLES
[
[0,0,0,0,0],
[1,1,0,0,0],
[1,1,0,0,0],
[0,0,0,1,1],
]
=>30%
const map=[
[0,0,0,0,0],
[1,1,0,0,0],
[1,1,0,0,0],
[0,0,0,1,1],
];
function count Islands(map){
return map.reduce((count Island,row)=>{
return count Island+row.filter(Boolean).length
},0);
}
DvLpr KETVMV