write a program in awk that reads in numbers, and listing its number of items read in, sum, min, max and mean.

Help. what do i need to edit?

stop when we get a zero $1 == 0 { exit } # jumps to END condition special steps for first line only NR == 1 { max = $1 # A11 lines (including first) total += $1 Dmit mesults at end of data (omon zero) END { if (NR == 0 || (NR == 1 && $1 == 0)) { printf("# items: 0 ") -- INSERT -- special steps for first line only at NR = 1 { max = $1 All lines (including first) total += $1 print results at end of data (or on zero) END if (NR == 0 IT (NR =1 && $1 - 0)) { printf("# items: 0 ") } else { if ($1 == 0 ) { $ don't count the sentinel value NR -- 1 (PRINTEC 'items: an sa $1 printf(" items: td ", NR) printf("Total: $f ", total), INSERT -- stop when we get a zero $1 == 0 { exit } # jumps to END condition special steps for first line only NR == 1 { max = $1 # A11 lines (including first) total += $1 Dmit mesults at end of data (omon zero) END { if (NR == 0 || (NR == 1 && $1 == 0)) { printf("# items: 0 ") -- INSERT -- special steps for first line only at NR = 1 { max = $1 All lines (including first) total += $1 print results at end of data (or on zero) END if (NR == 0 IT (NR =1 && $1 - 0)) { printf("# items: 0 ") } else { if ($1 == 0 ) { $ don't count the sentinel value NR -- 1 (PRINTEC 'items: an sa $1 printf(" items: td ", NR) printf("Total: $f ", total), INSERT -- stop when we get a zero $1 == 0 { exit } # jumps to END condition special steps for first line only NR == 1 { max = $1 # A11 lines (including first) total += $1 Dmit mesults at end of data (omon zero) END { if (NR == 0 || (NR == 1 && $1 == 0)) { printf("# items: 0 ") -- INSERT -- special steps for first line only at NR = 1 { max = $1 All lines (including first) total += $1 print results at end of data (or on zero) END if (NR == 0 IT (NR =1 && $1 - 0)) { printf("# items: 0 ") } else { if ($1 == 0 ) { $ don't count the sentinel value NR -- 1 (PRINTEC 'items: an sa $1 printf(" items: td ", NR) printf("Total: $f ", total), INSERT -- stop when we get a zero $1 == 0 { exit } # jumps to END condition special steps for first line only NR == 1 { max = $1 # A11 lines (including first) total += $1 Dmit mesults at end of data (omon zero) END { if (NR == 0 || (NR == 1 && $1 == 0)) { printf("# items: 0 ") -- INSERT -- special steps for first line only at NR = 1 { max = $1 All lines (including first) total += $1 print results at end of data (or on zero) END if (NR == 0 IT (NR =1 && $1 - 0)) { printf("# items: 0 ") } else { if ($1 == 0 ) { $ don't count the sentinel value NR -- 1 (PRINTEC 'items: an sa $1 printf(" items: td ", NR) printf("Total: $f ", total), INSERT