C语言初学者编写的解二次函数程序,求指点到底哪里错了

C语言初学者编写的解二次函数程序,求指点到底哪里错了#include#includeint main(){double a,b,c,disc,p,q,x1,x2;scanf("%lf%lf%lf",&a,&b,&c);disc=b*b-4*a*c;if(disc>0){x1=(-b+sqrt(disc))/(2*a);x2=(-b-sqrt(disc))/(2*a);printf("x1=%lf\nx2=%lf\n"x1,x2);}elseif(disc==0){x1=(-b+sqrt(disc))/(2*a);x2=(-b-sqrt(disc))/(2*a);printf("x1=%lf\nx2=%lf\n"x1,x2);}else{p=-b/(2*a);q=sqrt(disc)/(2*a);printf("x1=%lf+%lfi",p,q);printf("x1=%lf-%lfi",p,q);}return 0;}F:\学习资料\某S的C程序\解二次函数终极版.cpp(11) :error C2146:syntax error :missing ')' before identifier 'x1'F:\学习资料\某S的C程序\解二次函数终极版.cpp(11) :error C2059:syntax error :')'F:\学习资料\某S的C程序\解二次函数终极版.cpp(17) :error C2146:syntax error :missing ')' before identifier 'x1'F:\学习资料\某S的C程序\解二次函数终极版.cpp(17) :error C2059:syntax error :')'执行 cl.exe 时出错.