complete_rhombus-star_structure
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let i, j, k;
let l = 1;
let rows = 51; //
let topPyramid = parseInt(rows/2 + (rows%2));
let spaceSec2 = 1;
let lDown = rows - 2;
let s = '';
for(i = 1; i <= rows; ++i){
if(i <= topPyramid){
for(j = i; j < topPyramid; ++j){
s+=' ' + ' ';
}
for(k = 1; k <= l; ++k){
s+='* ';
}
l+=2;
} else {
for(j = 1; j <= spaceSec2; ++j){
s+=' '+' ';
}
for(k = 1; k <= lDown; ++k){
s+='* ';
}
++spaceSec2;
lDown-=2;
}
console.log(s);
s= '';
}
JavaScript
INFO