清北暑假模拟day1 爱
/* 水题 */ #include<iostream> #include<cstdio> #include<string> #include<cstring> #include<algorithm> #include<vector> using namespace std; int l,k; string s,num; int main(){ freopen("love.in","r",stdin); freopen("love.out","w",stdout); cin>>l>>k>>s>>num; for(int i = 0;i < l;i++){ int j = i % k; char tmp = 97 + ((s[i] - 97) + (num[j] - 48)) % 26; s[i] = tmp; } cout<<s; return 0; }