客官这边请 高精加板子题

Posted 2021-05-20 幽殇默

https://ac.nowcoder.com/acm/problem/14581

#include<cstdio>
#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);
	return C;
}
int main(void)
{
	int t; cin>>t;
	for(int k=1;k<=t;k++)
	{
		string a,b; cin>>a>>b;
		fflush(stdin);
		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');
		auto C=add(A,B);
        cout<<"Case "<<k<<":"<<endl;
        cout<<a<<" + "<<b<<" = ";
		for(int i=C.size()-1;i>=0;i--) cout<<C[i];
		cout<<endl;
        cout<<endl;
	}
	return 0;
}