C_Primer_Plus课后答案.doc
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C_Primer_Plus课后答案.doc

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AnswersForProgrammingExercisesinCPrimerPlus,5rdEdition,byStephenPrataspPageofNUMPAGES90August21,1999Chapter2PE2-1/*ProgrammingExercise2-1*/#include<stdio.h>intmain(void){printf("AntonBruckner\n");printf("Anton\nBruckner\n");printf("Anton");printf("Bruckner\n");return0;}PE2-3/*ProgrammingExercise2-3*/#include<stdio.h>intmain(void){intageyears;/*ageinyears*/intagedays;/*ageindays*//*largeagesmayrequirethelongtype*/ageyears=44;agedays=365*ageyears;printf("Anageof%dyearsis%ddays.\n",ageyears,agedays);return0;}PE2-4/*ProgrammingExercise2-4*/#include<stdio.h>voidjolly(void);voiddeny(void);intmain(void){jolly();jolly();jolly();deny();return0;}voidjolly(void){printf("Forhe'sajollygoodfellow!\n");}voiddeny(void){printf("Whichnobodycandeny!\n");}PE2-5/*ProgrammingExercise2-5*/#include<stdio.h>intmain(void){inttoes;toes=10;printf("toes=%d\n",toes);printf("Twicetoes=%d\n",2*toes);printf("toessquared=%d\n",toes*toes);return0;}/*orcreatetwomorevariables,setthemto2*toesandtoes*toes*/PE2-6/*ProgrammingExercise2-6*/#include<stdio.h>voidonce();voidmain(void){once();once();once();printf("\n");once();once();printf("\n");once();printf("\n");}voidonce(){printf("Smile!");}PE2-7/*ProgrammingExercise2-7*/#include<stdio.h>voidone_three(void);voidtwo(void);intmain(void){printf("startingnow:\n");one_three();printf("done!\n");return0;}voidone_three(void){printf("one\n");two();printf("three\n");}voidtwo(void){printf("two\n");}Chapter3PE3-2/*ProgrammingExercise3-2(1)*/#include<stdio.h>intmain(void){intascii;printf("EnteranASCIIcode:");scanf("%d",&ascii);printf("%distheASCIIcodefor%c.\n",ascii,ascii);return0;}/*ProgrammingExercise3-2(2)*/#include<stdio.h>intmain(void){intnum;printf("Pleaseenteranum:");scanf("%d",&num);printf("Thecodeforthenumis%c\n",num);return0;}PE3-3/*ProgrammingExercise3-3*/#include<stdio.h>intmain(void){pri