代码

#include<cstdio>
inline int read() {
    static char c; int rec=0,f=0;
    while((c=getchar())<'0'||c>'9') f|=c=='-';
    while(c>='0'&&c<='9') rec=rec*10+c-'0',c=getchar();
    return f?-rec:rec;
}
int n;
char ssr[2005],*S=ssr;
char stk[20];
int main() {
    n=read();
    for(register int i=1,x,tp;i<=2;++i) {
        x=read()+read(); tp=0;
        if(x<0) *S++='-',x=-x;
        else if(x==0) *S++='0';
        while(x) stk[++tp]=x%10+'0',x/=10;
        while(tp) *S++=stk[tp--];
        *S++='\n'; 
    }
    printf("%s",ssr);
    return 0;
}

评测结果