华北理工大学815C程序设计题库及答案解析
1求两个数的和与差输入整数a和b，计算并输出a、b的和与差.#includeintmain(){inta,b,sum,diff;scanf("%d%d",&a,&b);sum=a+b;diff=a-b;printf("Thesumis%d\n",sum);printf("Thedifferenceis%d\n",diff);}2求平方根输入1个实数X，计算井输出其平方根(保留1位小数).(例:输入17;输出Thesquarerootof17.0is4.1)#include#includeintmain(){doublex,root;scanf("%lf",&x);root=sqrt(x);pr...
2026-01-23
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