NYOJ 题目768 移位密码

试着，冷静思考，呼呼了。

# include <stdio.h># include <string.h>int main(){int i,k,q;char m[51],n[51];while(scanf("%s %d",m,&k)!=EOF){q=strlen(m);for(i=0;i<q;i++){n[i]=(m[i]-k%26);if(n[i]<65)n[i]+=26;}for(i=0;i<q;i++)printf("%c",n[i]);printf("\n");}return 0;}