where did the error go

Question

#include <iostream>
#include <math.h>
using namespace std;
int main(){
double n,m,i,j,y;
j=1;
while(j=100);
do {
y=pow(i,2)+pow(j,2)+1;
cout<<"\n j="<<j<<"i="<<i<<"y="<<y;
j=j-1;
for(i=1;m=100;i=i+1){
y=pow(i,2)+pow(j,2)+1;
cout<<endl;
}
while(j=100);
cout<<endl;
system("pause");
}

}

Answer 1

C++ uses <cmath>, <math.h> is the one for C.

Can you describe what the program was supposed to do?

And please, avoid writing codes into the tags, it's not the purpose of tags ☝

https://code.sololearn.com/W3uiji9X28C1/?ref=app