DLUT C语言程序设计作业及答案(前十周).pdfVIP

DLUT C语言程序设计作业及答案 （前10周） ： 第一次作业 自选一个与专业学习相关的问题。提出其解决方案，并用C语言程序设计实施。程序中要求带输 入和输出格式，带 if...else和switch..case..选择结构。 #include stdio.h #include math.h int main() { int k,s; float epsilon0,q1,q2,r,Fc,Pi=3.141593; char ch; while (1) { printf(\a\a\aToday Ill teach you a Physics law,would you like to continue?\nPlease press Y for yes to continue,N for no to go to the end.\nY or N: ); scanf(\n); scanf(%c,ch); if(ch==Y) { printf(\nOk,do you know the Coulomb Law?\nPress any single NUMBER KEY to continue,its only to tell you to concentrate on this course.\n\a\a\a); scanf(%d,k); if(k=0k=9) { while (1) { printf(\nYou could choose one of them to study.\nstep1:Scientist Coulomb \tstep2:Conception of Coulomb Law\nstep3:Fomular of the Law \tstep4:Practice to use the Law\nPlease press 1 for SC to step1\n 2 for CC to step2\n 3 for FC to step3\ 4 for PC to step4\n 0 for EXIT\n); scanf(%d,s); switch(s) { case 1: // Created by xuanzai93 on 12-4-20. // Copyright (c) 2012, DLUT. All rights reserved. printf(The Coulomb(Charlse,-Augustin de Coulomb,1736-1806),French engineer,physicist.\nJune14,1736,was born in Angouleme,France.Died in Paris on August23,1806.\n\n\n); break; case 2: printf(Coulombs law states that: \n\The magnitude of the Electrostatics force of interaction between two point charges\nis directly proportional to the scalar multiplication of the magnitudes of charges\nand inversely proportional to the square of