C18奇数的字符升序排列 求圆周率 删除字符串指定的字符.doc

#include void fun(char *s, char *p) int i, j, n, x, t; n=0; for(i=0; si!=0; i+) n+; for(i=1; in-2; i=i+2) /*found*/ t=i;/*found*/ for(j=i+2 ; jsj) t=j; if(t!=i) x=si; si=st; st=x; for(i=1,j=0; in; i=i+2, j+) pj=si;/*found*/ pj=0;main() char s80=baawrskjghzlicda, p50; printf(nThe original string is : %sn,s); fun(s,p); printf(nThe result is : %sn,p);#include #include float fun ( float num ) int s ; float n, t, pi ; t = 1 ; pi = 0 ; n = 1 ; s = 1 ;/*found*/ while(fabs(t) = num) pi = pi + t ; n = n + 2 ; s = -s ;/*found*/ t = s / n ; pi = pi * 4 ; return pi ;main( ) float n1, n2 ; printf(Enter a float number: ) ; scanf(%f, &n1) ; n2 = fun(n1) ; printf(%6.4fn, n2) ;#include #include #define LEN 20void fun (char a, char b, int n)int len=strlen(a),i,j=0;for(i=0;ilen;i+)if(ai!=an)bj+=ai;bj=0;/字符串的复制要加上末尾的空格main( ) char str1LEN, str2LEN ; int n ; printf(Enter the string:n) ; gets(str1) ; printf(Enter the position of the string deleted:) ; scanf(%d, &n) ; fun(str1, str2, n) ; printf(The new string is: %sn, str2) ; NONO() ;NONO ( )/* 本函数用于打开文件，输入测试数据，调用fun函数，输出数据，关闭文件。*/ char str1LEN, str2LEN ; int i, n ; FILE *rf, *wf ; rf = fopen(D:Exam24010001in.dat,r) ; wf = fopen(D:Exam24010001out.dat,w) ; for(i = 0 ; i 10 ; i+) fscanf(rf, %s %d, str1, &n) ; fun(s