c语言程序设计源程序.docx
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- 上传时间:2023-05-26
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c语言程序设计源程序.docx
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c语言程序设计源程序
#include
inteven(intn);
intmain(void)
{
intn,sum=0;
printf("\n");
scanf("%d",&n);
while(n>0)
{
if(even(n)==0)
sum=sum+n;
scanf("%d",&n);
}
printf("%d",sum);
return0;}
inteven(intn)
{
if(n%2==0)
return1;
else
return0;
}
#include
intmain(void)
{
intnumber,count,digit;
intcountdigit(intnumber,intdigit);
printf("\n");
scanf("%d%d",&number,&digit);
count=countdigit(number,digit);
printf("%d",count);
return0;
}
intcountdigit(intnumber,intdigit)
{
intcount=0;
//scanf("%d%d",&number,&digit);
do{
if(number%10==digit)
{count++;
number=number/10;}
elsenumber=number/10;}
while(number!
=0);
returncount;}
#include
#include
intn,m,a,b,c,number;
intis(intnumber);
intmain(void)
{
printf("\n");
scanf("%d%d",&n,&m);
for(number=n;number<=m;number++)
{if(number==is(number))
printf("%d",number);}
return0;}
intis(intnumber)
{
//scanf("%d",&number);
a=number/100;
b=number/10-a*10;
c=number%10;
if(number==a*a*a+b*b*b+c*c*c)
returnnumber;
else
return0;}
#include
#include
intcountdigit(intnumber,intdigit);//不能用中文符号,要用英文符号,声名要加分号
intmain(void)
{
intnumber,digit;
scanf("%d%d",&number,&digit);
intc=countdigit(number,digit);
printf("%d",c);
return0;
}
intcountdigit(intnumber,intdigit)
{
intx=0;
do
{
if(number%10==digit)//函数定义时不用格式化输出
{
x++;
number=number/10;
}
else
number=number/10;
}while(number!
=0);
returnx;
printf("%d",x);
#include
voidmain()
{
intn,i,j,min;
inta[100];
printf("");
scanf("%d",&n);
printf("%d\n",n);
for(i=0;i scanf("%d",&a[i]); min=a[0]; /*for实现*/ for(i=1;i if(min>a[i]){ min=a[i]; } } printf("(for)最小为%d\n",min); /*endfor*/ } #include intmain(void) { intletter=0,blank=0,digit=0,other=0; charc; while((c=getchar())! ='\n'){ if(c=='') blank++; elseif(c>='1'&&c<='9') digit++; elseif((c>='a'&&c<='z')||c>='A'&&c<='Z') letter++; elseother++; } printf("letters=%d\n",letter); printf("blank=%d\n",space); printf("digit=%d\n",digit); printf("other=%d\n",other); return0; } #include intmain(void) { inta,b,c,d; charx; printf(""); a=b=c=d=0; do { x=getchar(); if((x>='A'&&x<='Z')||(x>='a'&&x<='z'))a++; elseif(x>='0'&&x<='9')b++; elseif(x='')c++; elsed++; } while(x! ='\n'); printf("letter=%d,blank=%d,digit=%d,other=%d\n",a,b,c,d); return0;} #include intmain() { intletter=0,blank=0,digit=0,other=0; charc; while((c=getchar())! ='\n'){ if(c=='') blank++; elseif(c>='0'&&c<='9') digit++; elseif((c>='a'&&c<='z')||c>='A'&&c<='Z') letter++; elseother++; } printf("letter=%d,blank=%d,digit=%d,other=%d\n",letter,blank,digit,other); return0; } 、 #include intmain(void) { inta,i=0,sum=0; scanf("%d",&a); while(a) { sum+=(a%10);//sum是个位数之和 a/=10; i++;//i为位数 } printf("count=%d,sum=%d\n",i,sum); return0;} #include returnmain(void) { intn,i,j,t; inta[n]; printf("请输入一个数"); scanf("%d",&n); printf("请输入%d个数",n); for(i=0;i<=n;i++) scanf("%d",&a[i]); for(j=0;j for(i=0;i if(a[i]>a[i+1]) {t=a[i];a[i]=a[i+1];a[i+1]=t;} for(i=0;i if(a[0]>n) printf("最小为%d",n); else printf("最小为%d",a[0]); return0; } #include #include intn=0; intnum=0; intmin=0; inti=0; intmain(void) { scanf("%d",&n); int*p=(int*)malloc(n*sizeof(int)); for(i=0;i { scanf("%d",&p[i]); } min=p[0]; for(i=0;i { if(min>p[i]) { min=p[i]; } } printf("%d",min); return0; } #include #include intn=0; intnum=0; intmin=0; inti=0; intmain(void) { scanf("%d",&n); int*p=(int*)malloc(n*sizeof(int)); for(i=0;i { scanf("%d",&p[i]); } min=p[0]; for(i=0;i { if(min>p[i]) { min=p[i]; } } printf("%d",min); return0; } #include #include intnumber; intis(intnumber); intmain(void) { intn,m; scanf("%d%d",&n,&m); for(number=n;number<=m;number++) { if(number==is(number)) printf("%d",number); } return0; } intis(intnumber) { inta,b,c,s; //scanf("%d%d",&number); a=number%10; b=(number/10)%10; c=number/100; s=a*a*a+b*b*b+c*c*c; if(number==s) returnnumber; elsereturn0; }
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