const gamma = Math.PI / 4;
const beta = Math.PI / 8;
const edges = [[0, 1], [1, 2], [0, 2]];
const c = circuit(3);
for (let q = 0; q < 3; q++) c.h(q);
for (const [i, j] of edges) {
  c.cx(i, j);
  c.rz(2 * gamma, j);
  c.cx(i, j);
}
for (let q = 0; q < 3; q++) c.rx(2 * beta, q);
c.measure();
return c;