// Rewards matrix. Order: rock, lizard, Spock, scissors, paper
const rewards = Array.from(Array(nChoice)).map( (e,i) => { //lines
return Array.from(Array(nChoice)).map( (f,j) => { //columns
// i against j: gain from i viewpoint
// Rewards matrix. Order: rock, lizard, Spock, scissors, paper
const rewards = Array.from(Array(nChoice)).map( (e,i) => { //lines
return Array.from(Array(nChoice)).map( (f,j) => { //columns
// i against j: gain from i viewpoint