c语言:加减乘除运算,要求:输入(通过键盘输入两整数给a和b,比如4和...答:printf("输入错误!请重新输入:\n");goto a;} switch(n){ case 1:{ printf("请输入:a,b两个数的值:\n");scanf("%f%f",&a,&b);printf("%4.2f+%4.2f=%-4.2f\n",a,b,a+b);system("pause");break;} case 2:{ printf("请输入:a,b两个数的值:\n");scanf("%f%f",&...
用C语言编,有两个正整数a和b,已知a*b=2048,求a,b各为何值时,a+b的值...答:include<stdio.h> include<math.h> main(){ int a=0, b=0,min=2048,num_a,num_b;for (a = 1; a <= sqrt(2048); a++){ if (2048%a == 0){ b=2048/a;if(min>a+b){ min = a + b;num_a=a;num_b=b;} } } printf("%d %d\n",num_a,num_b);} 答案是32和...