weixin_39742952的博客

int a = 19;stringstream ss;ss << a;string str = ss.str();cout << str;

This is my first tech-blog, hoping can witness my progress in coding

sscanf(str, “%d”, &n); //str->int(int only, if double->int(floor))sprintf(str, “%d”, n); //int->str(only int, if double->int(floor))