三元一次方程组 公式 c语言#include #include #include main(){double a,b,c,d,A,B,C,D,e,f,g,h,x,y,z;scanf("%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf",&a,&b,&c,&d,&A,&B,&C,&D,&e,&f,&g,&h);x=(d-(b*y)-(c*z))/a;y=(D-((d-(b*y)-(c*z))/a*A)-(C*z))/B;z=(h-

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