只想说这个模板好啊

#include 
     
      #include 
      
       #include 
       
        #include 
        
         using namespace std;char s[205][200];void add(char a[],char b[],char back[]){    int i,j,k,up,x,y,z,l;    char *c;    if (strlen(a)>strlen(b)) l=strlen(a)+2; else l=strlen(b)+2;          c=(char *) malloc(l*sizeof(char));    i=strlen(a)-1;    j=strlen(b)-1;    k=0;up=0;    while(i>=0||j>=0)    {        if(i<0) x='0'; else x=a[i];        if(j<0) y='0'; else y=b[j];        z=x-'0'+y-'0';        if(up) z+=1;        if(z>9) {up=1;z%=10;} else up=0;        c[k++]=z+'0';        i--;j--;    }    if(up) c[k++]='1';    i=0;    c[k]='\0';    for(k-=1;k>=0;k--)    back[i++]=c[k];    back[i]='\0';}void pre(){    strcpy(s[1],"1");    strcpy(s[2],"2");    //s[2][] = "2";    for(int i = 3; i<=201; i++)    {        add(s[i-1],s[i-2],s[i]);    }}int main(){    pre();    int n;    while(scanf("%d",&n)!=EOF){        if(n == 0) printf("\n");        else printf("%s\n",s[n]);    }    return 0;}