替换输入字母，非字母不变
#include#include int main() { char ch; while((ch=getchar()) !='n') { if(isalpha(ch)) putchar(ch+1); else putchar(ch); } putchar(ch); return 0; }
输入my is man
my is man,nime is wang zhi yong
nz jt nbo,ojnf jt xboh {ij zpoh
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Process exited after 63.15 seconds with return value 0
请按任意键继续. . .
