 程序代码:
程序代码:#include <stdio.h>
int main(int argc, char *argv[])
{
    int n;
    scanf("%d ", &n);
    n %= 26;
    for(int ch = getchar(); ch != '\n'; ch = getchar())
    {
        ch += n;
        putchar(ch > 'z' ? ch - 26 : ch);
    }
    puts("");
    return 0;
}
										
					
	
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