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  1. #include<stdio.h>
  2.  
  3. int main(){
  4. int i, sum=1;
  5.  
  6. for(i=0;i<=5;i++){
  7.  
  8. sum = sum+i;
  9.  
  10.  
  11. printf("%d+",sum);
  12.  
  13. }
  14.  
  15.  
  16. return 0;
  17.  
  18. }
Success #stdin #stdout 0s 4392KB
stdin
Standard input is empty
stdout
1+2+4+7+11+16+