Please explain the code below #include #include using namespace std; int main ( ) { // radius const int RAD = 10; // tolerance const int TOL = 5; for(int x = -RAD; x <= RAD; x++){ for(int y = -RAD; y <= RAD; y++){ int eq = x*x + y*y - RAD * RAD; printf(abs(eq) < TOL ? "*" : " "); printf(abs(eq) < TOL ? "*" : " "); } for(int y = -RAD+4; y <= RAD; y++){ int eq = x*x + y*y - RAD * RAD; printf(abs(eq) < TOL ? "*" : " "); printf(abs(eq) < TOL ? "*" : " "); } for(int y = -RAD+4; y <= RAD; y++){ int eq = x*x + y*y - RAD * RAD; printf(abs(eq) < TOL ? "*" : " "); printf(abs(eq) < TOL ? "*" : " "); } for(int y = -RAD+4; y <= RAD; y++){ int eq = x*x + y*y - RAD * RAD; printf(abs(eq) < TOL ? "*" : " "); printf(abs(eq) < TOL ? "*" : " "); } for(int y = -RAD+4; y <= RAD; y++){ int eq = x*x + y*y - RAD * RAD; printf(abs(eq) < TOL ? "*" : " "); printf(abs(eq) < TOL ? "*" : " "); } printf("\r\n"); } return 0; }
Please explain the code below
#include <cstdio>
#include <math.h>
using namespace std;
int main ( ) {
// radius
const int RAD = 10;
// tolerance
const int TOL = 5;
for(int x = -RAD; x <= RAD; x++){
for(int y = -RAD; y <= RAD; y++){
int eq = x*x + y*y - RAD * RAD;
printf(abs(eq) < TOL ? "*" : " ");
printf(abs(eq) < TOL ? "*" : " ");
}
for(int y = -RAD+4; y <= RAD; y++){
int eq = x*x + y*y - RAD * RAD;
printf(abs(eq) < TOL ? "*" : " ");
printf(abs(eq) < TOL ? "*" : " ");
}
for(int y = -RAD+4; y <= RAD; y++){
int eq = x*x + y*y - RAD * RAD;
printf(abs(eq) < TOL ? "*" : " ");
printf(abs(eq) < TOL ? "*" : " ");
}
for(int y = -RAD+4; y <= RAD; y++){
int eq = x*x + y*y - RAD * RAD;
printf(abs(eq) < TOL ? "*" : " ");
printf(abs(eq) < TOL ? "*" : " ");
}
for(int y = -RAD+4; y <= RAD; y++){
int eq = x*x + y*y - RAD * RAD;
printf(abs(eq) < TOL ? "*" : " ");
printf(abs(eq) < TOL ? "*" : " ");
}
printf("\r\n");
}
return 0;
}
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