RosettaCodeData/Task/Equilibrium-index/ALGOL-68/equilibrium-index.alg
Ingy döt Net 764da6cbbb CDE
2013-04-10 16:57:12 -07:00

25 lines
536 B
Text

MODE YIELDINT = PROC(INT)VOID;
PROC gen equilibrium index = ([]INT arr, YIELDINT yield)VOID:
(
INT sum := 0;
FOR i FROM LWB arr TO UPB arr DO
sum +:= arr[i]
OD;
INT left:=0, right:=sum;
FOR i FROM LWB arr TO UPB arr DO
right -:= arr[i];
IF left = right THEN yield(i) FI;
left +:= arr[i]
OD
);
test:(
[]INT arr = []INT(-7, 1, 5, 2, -4, 3, 0)[@0];
# FOR INT index IN # gen equilibrium index(arr, # ) DO ( #
## (INT index)VOID:
print(index)
# OD # );
print(new line)
)