黄义方 作业4

#include<stdio.h>
int main() {
    int i,sum=0;
    for(i=1;i<=100;i++)
        sum+=i;
        printf("sum=%d\n",sum);
        return;
    
}

#include<stdio.h>

int main(){

       char c;

       int zm=0,sz=0,kg=0,qt=0;

       while((c=getchar())!='\n'){

              if(c>='a'&&c<='z'||c>'A'&&c<='Z')

                     zm++;

              else if(c==' ')

                     kg++;

              else if(c>='0'&&c<='100')

                     sz++;

              else

                     qt++;

       }

 

       printf("字母个数：%d\n",zm);

       printf("空格个数：%d\n",kg);

       printf("数字个数：%d\n",sz);

       printf("其他个数：%d\n",qt);

       return 0;

 

#include<stdio.h>
int main(){
i=n; jiec = 1;
while(i<=n){
    jiec = jiec * i;
    i++;
}   
    printf("%d!=%d\n",n,jiec);
    return 0;
}

 

 

#include<stdio.h>
int main(){
    int m,n,t,i;
    printf("ÇëÊäÈëÁ½¸öÕûÊý:");
    scanf("%d%d",&m,&n);
    if(n>m){
        t=m;
        m=n;
        n=t;
    }
    for(i=n;i>=1;i--)
       if(m%i==0&&n%i==0)
               break;
        printf("m=%d,n=%d",m,n);
    if(i!=0)
        printf(",×î´ó¹«Ô¼ÊýΪ:%d",i);
        return 0;        
}

 

#include<stdio.h>
int main(){
    int n,k1,k2,k3;
    for(k1=0;k2<=9;k1++)
        for(k2=0;k2<=9;k2++)
            for(k3=1;k3<=9;k3++){
                if(k3*100+k2*10+k1==k1*k1*k1+k2*k2*k2+k3*k3*k3)
                    printf("%d\n",k3*100+k2*10+k1);
            }
            return 0;
}