zoj 1016 Parencodings

#include<stdio.h>#define MAXLEN 20int testNum,n,num[MAXLEN],i,j,num1[MAXLEN],index1,num2[MAXLEN];int main(){  scanf("%d",&testNum);  while(testNum>0)  {     scanf("%d",&n);     for(i=0;i<n;i++)     {         scanf("%d",&num[i]);          num1[i]=num[i];         if(i!=0)         { num[i]=num1[i]-num1[i-1];  num2[i]=num[i]; if(num[i]!=0) {     printf(" 1");     num[i]--; } else {     index1=0;     for(j=i;j>=0;j--)     {        if(num[j]!=0)        { num[j]--; index1+=num2[j]-num[j]; break;        }        else        { index1+=num2[j];         }      }     printf(" %d",index1); }         }         else         { printf("1");  num2[i]=num[i]; num[i]--;         }     }     printf("n");     testNum--;   }  return 0; }