帮帮我看看哪里错了😭

Question

下面的两行字输出不出来
#include<stdio.h>
#include<stdlib.h>
#include<windows.h>
int main(int argc,char argv[]){
float x,y,a;
for (y=1.5;y>-1,5;y-=0.1){
for(x=-1.5;x<1.5;x+=0.05){
a=xx+yy-1;
putchar(aaa-xxyyy<=0.0?'':' ');
}
system("color 0c");
putchar('\n');
}
printf("祝我们\n");
printf("平安喜乐\n");
system("pause");
return 0;
}

Answer 1

for (y=1.5;y>-1,5;y-=0.1){
y>-1.5，你写成y>-1,5啦。小数点写成了逗号，导致死循环