摘要： http://wenku.baidu.com/view/eeba0048f7ec4afe04a1df86.html 阅读全文

摘要： Plastics are materials which are softened by heat and set into lasting form when shaped in a mold. Some are natural; some are semi-synthetic, the result of chemical action on a natural substance; some are synthetic, built up from the constituents of oil or coal. All are based on the chemistry of car 阅读全文

摘要： For an increasing number of students at American universities, Old is suddenly in. The reason is obvious: the graying of America means jobs. Coupled with the aging of the baby-boom generation, a longer life span means that the nation's elderly population is bound to expand significantly over the 阅读全文

摘要： 1`http://wypt.nit.net.cn:8085/jasinda/zycommons/dowork.do?id=20071124152447109&workType=read&ccId=1260246749781B) gerontology has suddenly become popular2`http://wypt.nit.net.cn:8085/jasinda/zycommons/dowork.do?id=20071124144217203&workType=read&ccId=1260246749781When you close your 阅读全文

摘要： View Code #include<stdio.h>#include<string.h>#define max 100int func(char x[]){ int h,a,xlen=strlen(x); a=xlen-1; for(h=0;a>=0;a--) { h=h+x[a]-'0';//x[a]不加‘’ } return h;}void main(){ char x[max]; while(scanf("%s",x)!=EOF) { printf("%d\n",func(x)); }} 阅读全文

摘要： View Code #include<stdio.h>#include<string.h>#define MAX 100int func(char s[]){ int flag=1; int i,j,slen=strlen(s); for(i=0,j=slen-1;i<j;i++,j--) if(s[i]!=s[j]) { flag=0; break; } return flag;}void main(){ char s[MAX]; while(scanf("%s"... 阅读全文

摘要： 7用选择法对10个整数从小到大排序。 main() { int i.j.a[10++]={2,4,6,1,7,3,5,8,9,4},t; for(j=1;j<10;j++) for(i=0;i<=9-j;i++) if(a[i]>a[i+l]) {t=a[i+1];a[i+l]=a[i];a[i]=t;} for(i=0;i<10;j++) printf("%5d",a[i]); } 8求一个3×3矩阵对角线元素之和。 Main() {int i=0,j=0,a[3][3]= {2,4,6,1,7,3,5,8,9,4},s1,s2; for 阅读全文

摘要： View Code /*5打印出所有"水仙花数"，所谓"水仙花数"是指一个三位数，其各位数字立方和等于该本身。例如：153是一个水仙花数，因为153=1^3+5^3+3^3。 #include"math.h" main() {int x=100:a,b,c； while(x>=100&x<1000) {a=0.01*x;b=10*(0.01*x-a)；c=x-100*a-10*b; if(x==(pow(a，3)+pow(b，3)+pow(c，3))) Printf("%5d",x);x++; 阅读全文

摘要： View Code /*4 求 ，（即求1!+2!+3!+4!+5!+…+20!） main() {int m，i=1;l0ng Sum=0,s=1; scanf("%d",&n); while(i<=n) {s=s*i(;sum=sum+)s;i++;} printf("sum=%ld\n",sum); } */#include<stdio.h>int main() { int n,i,j=1;long sum=0,s; scanf("%d",&n); while(j<=n) { for(i= 阅读全文

摘要： View Code /*3求Sn=a+aa+aaa+…+aa…aaa（有n个a）之值，其中a是一个数字。例如：2+22+222+2222+22222（n=5），n由键盘输入。 #include"stdi0.h" #include"math.h" main()； {int n,sum==0;i=1,s=2; scanf("%d",n); while(i<==n) {sum=sum+s;s=s+2*pow(10,i); i++;} printf("sum=%d\n",sum); } 改：*/#include< 阅读全文