摘要：
#includeint main(void){ int i,j; double item,sum; sum=0; for(i=1;i<=100;i++){ item=1; for(j=1;j<=i;j++) item=item*j; sum=sum+item; } printf("1!+2!+...+100!=%e\n",sum); return 0;} 阅读全文
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循环中循环
2013-11-21 09:57 by css1993, 131 阅读, 收藏,
摘要：
#includestruct student{ int age; char name[10];}main(void){ int i,j,x; struct student students[50],temp; for(i=0;i<4;i++);{ scanf("%s",students[i].name); scanf("%d",&students[i].age); } for(i=0;i<3;i++){ x=i; for(j=i+1;j<4;j++) ... 阅读全文
3-3
2013-10-19 23:07 by css1993, 131 阅读, 收藏,
摘要：
#includeint main(void){ int digit,letter,enter,other; char ch; int i; digit=letter=enter=other=0; printf("Enter 15 charcters:"); for(i=1;i='a'&& ch='A'&& ch='0'&& ch<='15') digit++; if((ch='\n')||(ch=' ')) enter++; 阅读全文
3-5
2013-10-20 10:41 by css1993, 129 阅读, 收藏,
摘要：
作业3-5#includeint main(void){ char ch; printf("Enter the level(A B C D E):"); ch=getchar(); switch(ch){ case'A':printf("The level is 90~100\n");break; case'B':printf("The level is 80~89\n");break; case'C':printf("The level is 70~79\n");b 阅读全文
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