解题思路:
注意事项:
参考代码:
#include
#include
using namespace std;
vector
{
if(A.size()<B.size())return add(B,A);
int t=0;//存进位
vector
for(int i=0;i<A.size();i++)
{
t+=A[i];
if(i<B.size())t+=B[i];
C.push_back(t%10);
t/=10;
}
if(t>0)C.push_back(t);
return C;
}
int main()
{
string a, b;
vector
cin >> 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');
auto C = add(A, B);
for (int i = C.size() - 1; i >= 0; i -- ) cout << C[i];
cout << endl;
return 0;
}
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