import sys
input=sys.stdin.buffer.readline
def Binit(B,siz):
  while len(B)<siz+1:
    B.append(0)
  while len(B)>siz+1:
    del B[-1]
  for i in range(siz+1):
    B[i]=0
  B.append(siz)

def Badd(B,a,x):
  z=a+1
  while z<=B[-1]:
    B[z]+=x
    z+=(z&(-z))

def Bsum(B,a):
  r=0
  z=a+1
  while z>0:
    r+=B[z]
    z-=(z&(-z))
  return r

N,Q=map(int,input().split())
A=list(map(int,input().split()))
C=[0]*(N+1)
for i in range(N):
  C[i+1]=C[i]+A[i]
X=0
B=[]
Binit(B,N+1)
for i in range(Q):
  t,l,r=map(int,input().split())
  l-=1
  if t==1:
    Badd(B,r+Bsum(B,r+X),r-l-1)
    X+=r-l-1
  else:
    a,b=l+X,r+X
    a=Bsum(B,a)
    b=Bsum(B,b)
    #print(l+a,r+b,X)
    print(C[r+b]-C[l+a])