N,Q=list(map(int,input().split()))
S=list(input())
prefix_sum_D=[0 for _ in range(N+1)]
prefix_sum_R=[0 for _ in range(N+1)]
for i in range(N):
    if S[i]=="D":
        prefix_sum_D[i+1]=prefix_sum_D[i]+1
        prefix_sum_R[i+1]=prefix_sum_R[i]
    else:
        prefix_sum_R[i+1]=prefix_sum_R[i]+1
        prefix_sum_D[i+1]=prefix_sum_D[i]

for q in range(Q):
    h,w,p=list(map(int,input().split()))
    ans=p
    rotate_cnt_h=h//prefix_sum_D[-1]
    rotate_cnt_w=w//prefix_sum_R[-1]
    if rotate_cnt_h>0 and rotate_cnt_w>0:
        ans-=1

    r=h-rotate_cnt_h*prefix_sum_D[-1]
    ok=0
    ng=N
    while ng-ok>1:
        m=(ok+ng)//2
        c=0
        for i in range(m):
            if S[(i+p)%N]=="D":c+=1
        if c<=r:ok=m
        else:ng=m
    hh=ok
    
    r=w-rotate_cnt_w*prefix_sum_R[-1]
    ok=0
    ng=N
    while ng-ok>1:
        m=(ok+ng)//2
        c=0
        for i in range(m):
            if S[(i+p)%N]=="R":c+=1
        if c<=r:ok=m
        else:ng=m
    ww=ok
    
    
    if rotate_cnt_h<rotate_cnt_w:ans+=hh
    elif rotate_cnt_h>rotate_cnt_w:ans+=ww
    else:ans+=min(hh,ww)
    ans+=N
    ans%=N
    print(ans)