PHP, 46 bytes, Score 81

while(~$xy=$argn[$vz++])$su-=-$$xy+=1;echo$su;

Try it online!

PHP, 45 bytes, Score 82

while($x=ord($argn[$v++]))$y+=$$x-=-1;echo$y;

Try it online!

PHP, 56 bytes, Score 123

foreach(count_chars($argn)as$z)for(;$z;)$s+=$z--;echo$s;

Try it online!

PHP, 45 bytes, Score 78

WHILE($x=ORD($argn[$v++]))$y+=$$x-=-1;echo$y;

Try it online!

PHP, 46 bytes, Score 79 Bytes

WHILE(~$xy=$argn[$vz++])$su-=-$$xy+=1;echo$su;

Try it online!

PHP, 56 bytes, Score 92

FOREAch(COUNT_CHARS($argn)as$z)WHILE($z)$y+=$z--;echo$y;

Try it online!

PHP, 46 bytes, Score 81

while(~$xy=$argn[$vz++])$su-=-$$xy+=1;echo$su;

Try it online!

PHP, 56 bytes, Score 123

foreach(count_chars($argn)as$z)for(;$z;)$s+=$z--;echo$s;

Try it online!

PHP, 46 bytes, Score 81

while(~$xy=$argn[$vz++])$su-=-$$xy+=1;echo$su;

Try it online!

PHP, 45 bytes, Score 82

while($x=ord($argn[$v++]))$y+=$$x-=-1;echo$y;

Try it online!

PHP, 56 bytes, Score 123

foreach(count_chars($argn)as$z)for(;$z;)$s+=$z--;echo$s;

Try it online!

PHP, 56 bytes, Score 123

foreach(count_chars($argn)as$z)for(;$z;)$s+=$z--;echo$s;

Try it online!

PHP, 46 bytes, Score 81

while(~$xy=$argn[$vz++])$su-=-$$xy+=1;echo$su;

Try it online!

PHP, 56 bytes, Score 123

foreach(count_chars($argn)as$z)for(;$z;)$s+=$z--;echo$s;

Try it online!