C语言中的分数四则运算答:int a,b,c,d,i,x,y;char op;scanf("%d/%d%c%d/%d",&b,&a,&op,&d,&c);if(a==0||c==0) exit(0);if(op=='+'){y=b*c+d*a;x=a*c;} if(op=='-'){y=b*c-d*a,x=a*c;} if(op=='*'){y=b*d;x=a*c;} if(op=='/'){y=b*c;x=a*d;} if(y=...
C语言求分数四则运算,不能运行?答:int a,b,c,d,x,y;int sum = 1,fz,fm;char op;scanf("%d%d",&a,&b);scanf("%c",&op);scanf("%d%d",&c,&d);switch(op) { case '+':x = a*d + b*c;y = b*d;break;case '-':x = a*d - b*c;y = b*d;break;case '*':x = a*c;y = b*d;break;case...