C语言程序设计源代码.doc

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1、C语言程序设计讲稿中的源程序第一章C1_301.Cmain(){intn,p;for(n=1;;n++){p=n*n+n+41;printf("%d,p=%d",n,p);if(s(p)==0)printf("ok");else{printf("error.");break;}}}s(v)intv;{intj;if(v<2)return(-1);for(j=2;j

2、tch();}C202.Cmain(){longinti;i=1;printf("1!=%d",i);i=2*i;printf("2!=%d",i);i=3*i;printf("3!=%d",i);i=4*i;printf("4!=%d",i);i=5*i;printf("5!=%d",i);i=6*i;printf("6!=%d",i);i=7*i;printf("7!=%d",i);i=8*i;printf("8!=%d",i);i=9*i;printf("9!=%d",i);i=10*i;printf("

3、n10!=%d",i);getch();}C203.Cmain(){floata=1.,b=1.;printf("a==%12.10f",a);printf("b==%12.10f",b);getch();}C204.Cmain(){chara,b,c,d,e,f;a='5';b='60';c='101';d='xe';e='x41';printf("a=%cb=%cc=%cd=%ce=%c",a,b,c,d,e);getch();}C2_301.Cmain(){inti=2,j=1,k;k=i+++++j;prin

4、tf("i=%dj=%dk=%d",i,j,k);getch();printf("1011");getch();}第三章C3_401.C#include"stdio.h"main(){chara='A';printf("%c",putchar(a));getch();}C3_402.C#include"stdio.h"main(){chara[]="abcdef";printf("%c",puts(a));getch();}C3_403.Cmain(){inti=12;floatx=1.3;printf("%4d

5、%-4d%10.5f%-10.5f",i,i,x,x);getch();}C3_404.Cmain(){inti=12;floatx=1.3;printf("%4d%04d%10.5f%010.5f",i,i,x,x);getch();}C3_405.Cmain(){chars[]="ABC";printf("%s%5.3s",s,s);getch();}C3_406.Cmain(){inti=123;longj=;floatx=1.;doubley=1.;printf("%d%ld%12.10f

6、%12.10lf",i,j,x,y);getch();}C3_407.Cmain(){inta=567;charc=65;chars[]="ABC";floatx=567.789;printf("%d%x%o%u",a,a,a,a);printf("%c%s",c,s);printf("%f%e%g",x,x,x);getch();}C3_408.C#include"stdio.h"main(){charc;inti;for(i=1;(c=getchar())!='';i++)printf("Chari

7、s%c.",c);getch();}C3_409.Cmain(){inta,b,c;scanf("%d%d%d",&a,&b,&c);printf("%d%d%d",a,b,c);getch();}C3_410.Cmain(){inti;floata;scanf("%5f%4d",&a,&i);printf("a=%fi=%d",a,i);getch();}C3_411.Cmain(){inti,j;printf("1:%d",printf("2:%d",scanf("%d%d",&i,&j)));getch();}C3_412.C#

8、include"stdio.h"main(){charc;while((c=getch())!=13){if(c>=65&