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1652. 拆炸弹.cpp
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1652. 拆炸弹.cpp
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class Solution {
public:
vector<int> decrypt(vector<int>& code, int k) {
vector<int>ans;
if(k==0){
for(int i=0;i<code.size();i++){
code[i]=0;
}
return code;
}else if(k>0){
for(int i=0 ;i<code.size(); i++){
int b=0;
int sum=0;
int j=i+1;
while(b<k){
j=(j%code.size());
sum+=code[j];
j++;
b++;
}
ans.push_back(sum);
}
}else{
k*=-1;
for(int i=0 ;i<code.size(); i++){
int b=0;
int sum=0;
int j=i==0 ? code.size()-1:i-1;
while(b<k){
j=(j%code.size());
sum+=code[j];
j--;
if(j<0){
j=code.size()-1;
}
b++;
}
ans.push_back(sum);
}
}
return ans;
}
};