杭电acm 1002 答案 C++版已通过测试
#include
string result( string astr ,string bstr){ if(astr.length()>=bstr.length()) { int index=0; bstr=string(astr.length()-bstr.length(),'0')+bstr; for(int i=astr.length()-1;i>=0;i--) { if(((astr[i]-'0')+(bstr[i]-'0'))+index>=10) { astr[i]=(((astr[i]-'0')+(bstr[i]-'0'))-10)+index+'0'; index=1; } else { astr[i]=(((astr[i]-'0')+(bstr[i]-'0')))+index+'0'; index=0; } } if(index==1) { astr=string (index,'1')+astr; } } else{ string c=astr; astr=bstr; bstr=c; int index=0; bstr=string(astr.length()-bstr.length(),'0')+bstr; for(int i=astr.length()-1;i>=0;i--) {
if(((astr[i]-'0')+(bstr[i]-'0'))+index>=10) { astr[i]=(((astr[i]-'0')+(bstr[i]-'0'))-10)+index+'0'; index=1; } else { astr[i]=(((astr[i]-'0')+(bstr[i]-'0')))+index+'0'; index=0; } } if(index==1) { astr=string (index,'1')+astr; } } return astr; }
int main() { int a; while(cin>>a){ string astr; string bstr; string num[100]; for(int i=0;i<2*a;i=i+2) { cin>>num[i]; cin>>num[i+1]; } for(int h=0;h
cout< 新手上路,代码不是很简洁,但绝对正确 欢迎参考!