문제 : a+b+c=7 a*b*c=8을 만족하는 자연수 a,b,c 를 모두 구하면? 울프람 입력 : solve (a+b+c)=7, a*b*c=8 over the natural numbers 혹은 solve a+b+c=7, a*b*c=8, a>0, b>0, c>0 over the integers https://www.wolframalpha.com/input/?i=solve+(a%2Bb%2Bc)%3D7,+a*b*c%3D8++over+the+natural+numbers