摘要:
#include <stdio.h> int main(){ int a=22; long int s=0; do{ s=s+a; a=a+20; }while (a<=1002); printf("%d",s); return 0; } #include<stdio.h>int main(){ i 阅读全文
摘要:
#include<stdio.h>int main(){ char a,b,c,d,e; a = getchar(); b = getchar(); c = getchar(); d = getchar(); e = getchar(); putchar(a); putchar(b); putcha 阅读全文