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| inline string IToS(const int&val) | |
| { | |
| if(!val)return "0";char c[16]={0};int p=0;int v=val;int n=10;if(val<0){v*=-1;} | |
| for(;v;){c[p++]='0'+v%n;v/=n;}if(val<0)c[p++]='-'; | |
| string s;s.resize(p);for(int i=0;i<p;i++)s[i]=c[(p-1)-i]; | |
| return s; | |
| } |
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