Accepted
foo.cc: In function 'std::vector<int> add(std::vector<int>&, std::vector<int>&)':
foo.cc:10:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
10 | for(int i = 0; i < a.size()|| i < b.size(); i++){
| ~~^~~~~~~~~~
foo.cc:10:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
10 | for(int i = 0; i < a.size()|| i < b.size(); i++){
| ~~^~~~~~~~~~
foo.cc:11:8: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
11 | if(i < a.size()) t += a[i];
| ~~^~~~~~~~~~
foo.cc:12:8: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
12 | if(i < b.size()) t += b[i];
| ~~^~~~~~~~~~
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代码
#include<iostream>
#include<vector>
#include<string>
using namespace std;
vector<int> add(vector<int>& a, vector<int>& b){
int t = 0;
vector<int> c;
for(int i = 0; i < a.size()|| i < b.size(); i++){
if(i < a.size()) t += a[i];
if(i < b.size()) t += b[i];
c.push_back(t%10);
t/=10;
}
if(t) c.push_back(t%10);
return c;
}
int main(){
string a,b;
cin >> a >> b;
vector<int> A,B;
for(int i = a.size()-1; i>=0; i--) A.push_back(a[i]-'0');
for(int i = b.size()-1; i>=0; i--) B.push_back(b[i]-'0');
vector<int> C = add(A,B);
for(int i = C.size() - 1; i>=0; i--) cout << C[i];
return 0;
}信息
- 递交者
-
Guest LV 0
- 类型
- 自测
- 题目
- P1020 [7FOJ]高精度加法
- 语言
- C++
- 递交时间
- 2022-06-17 16:37:31
- 评测时间
- 2022-06-17 16:37:31
- 评测机
-
undefined
- 分数
- 10
- 总耗时
- 2ms
- 峰值内存
- 384.0 KiB