js for循环输出三角形
摘要:<!DOCTYPE html function sanjiao(){ for(var i=0;i<9;i++){ for(var j=0;j<9 i 1;j++){ document.write(" ") } for(var k=0;k<2 i+1;k++){ document.write(
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posted @ 2019-06-19 16:32
posted @ 2019-06-19 16:32
posted @ 2019-06-13 01:20
posted @ 2019-06-13 00:16