0
0
0
while(lenc<=lena||lenc<=lenb)
{
c[lenc]=a[lenc]+b[lenc]+x;
x=c[lenc]/10;
c[lenc]%=10;
lenc++;
}
核心
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memset(a,0,sizeof(a)); memset(b,0,sizeof(b)); for(int i=0;i<s1.size();i++) a[i]=s1[s1.size()-i-1]-'0'; for(int i=0;i<s2.size();i++) b[i]=s2[s2.size()-i-1]-'0'; int len=s1.size()>s2.size()?s1.size():s2.size(); for(int i=0;i<len;i++) { a[i]+=b[i]; a[i+1]+=a[i]/10; a[i]%=10; } if(a[len]>0)len++;
0
0
0
0