shadowtly

2013年10月5日

摘要： #includedouble fact(int n);int main(void){ int i; double sum; sum = 0; for(i=1;i<=100;i++) sum=sum+fact(i); printf("1!+2!+...+100!=%e\n",sum);return 0;}double fact(int n){ int i; double result; result=1; for(i=1;i<=n;i++) result=result*i; return result;} 阅读全文

posted @ 2013-10-05 17:48 shadowtly 阅读(84) 评论(0) 推荐(0)

4-5

摘要： #includeint main(void){ int mynumber=38; int count=0,yournumber; for(count = 1;countmynumber) printf("Sorry! your number is bigger than my number!\n"); else printf("Sorry! your number is smaller than my number!\n"); } printf("Game is over!\n");... 阅读全文

posted @ 2013-10-05 17:40 shadowtly 阅读(103) 评论(0) 推荐(0)

4-4

摘要： #includeint main(void){ int i,m; printf("Enter a number:"); scanf("%d",&m); for(i=2;im/2 && m!=1) printf("%d is a prime number!\n",m); else printf("No!\n"); return 0;} 阅读全文

posted @ 2013-10-05 17:27 shadowtly 阅读(90) 评论(0) 推荐(0)

4-3

摘要： #includeint main(void){ int count,number; count=0; printf("Enter a number:"); scanf("%d",&number); if(number<0)number=-number; do{ number=number/10; count++; }while(number !=0); printf("It contains %d digits.\n",count); return 0;} 阅读全文

posted @ 2013-10-05 12:44 shadowtly 阅读(101) 评论(0) 推荐(0)

4-2

摘要： #includeint main(void){ int count,num; double grade,total; num=0; total=0; count=0; printf("Enter grades:"); scanf("%lf",&grade); while(grade>=0){ total=total+grade; num++; if(grade<60) count++; scanf("%lf",&grade); } if(num !=0){ ... 阅读全文

posted @ 2013-10-05 12:37 shadowtly 阅读(120) 评论(0) 推荐(0)

4-1

摘要： #include#includeint main(void){ int denominator,flag; double item,pi; flag=1; denominator=1; item=1.0; pi=0; while(fabs(item)>=0.0001){ item=flag*1.0/denominator; pi=pi+item; flag=-flag; denominator=denominator+2; } pi=pi*4; printf("pi=%0.4f\... 阅读全文

posted @ 2013-10-05 12:24 shadowtly 阅读(115) 评论(0) 推荐(0)

3-11

摘要： #includeint main(void){ double value1,value2; char op; printf("Type in an expression:"); scanf("%lf%c%lf",&value1,&op,&value2); if(op=='+') printf("=%.2f\n",value1+value2); else if(op=='-') printf("=%.2f\n",value1-value2); else if(o 阅读全文

posted @ 2013-10-05 12:13 shadowtly 阅读(118) 评论(0) 推荐(0)

3-10

摘要： #includeint main(void){ int blank,digit,other; char ch; int i; blank=digit=other=0; printf("Enter 10 characters:"); for(i=1;i<=10;i++){ ch=getchar(); switch (ch){ case' ': case'\n': blank++; break; ... 阅读全文

posted @ 2013-10-05 11:55 shadowtly 阅读(130) 评论(0) 推荐(0)

2013年10月4日

3-8

摘要： #includeint main(void){ int choice,i; double price; for(i=1;i<=5;i++){ printf("[1] Select crisps \n"); printf("[2] Select popcorn \n"); printf("[3] Select chocolate \n"); printf("[4] Select cola \n"); printf("[0] exit \n"); printf("Enter choi 阅读全文

posted @ 2013-10-04 21:09 shadowtly 阅读(126) 评论(0) 推荐(0)

3-7

摘要： #includeint main(void){ int digit,letter,other; char ch; int i; digit=letter=other=0; printf("Enter 10 characters:"); for(i=1;i='a'&&ch='A'&&ch='0'&&chint main(void){ int digit,letter,other; char ch; int i; digit=letter=other=0; printf(" 阅读全文

posted @ 2013-10-04 18:48 shadowtly 阅读(147) 评论(0) 推荐(0)

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