Baekjoon-17143-낚시왕

R,C,M = map(int,input().split())
shark = [[[] for _ in range(C)] for _ in range(R)]
dirs = [[-1,0],[1,0],[0,1],[0,-1]]
for _ in range(M):
    r,c,s,d,z = map(int,input().split())
    shark[r-1][c-1] = [dirs[d-1][0]*s,dirs[d-1][1]*s,z] # vx, vy, size

result = 0
for c in range(C):
    # fishing
    for r in range(R):
        if len(shark[r][c]) != 0:
            result += shark[r][c][-1]
            shark[r][c] = []
            break
    
    # print shark
    # p_shark = [[0]*C for _ in range(R)]
    # for i in range(R):
    #     for j in range(C):
    #         if len(shark[i][j]):
    #             p_shark[i][j] = shark[i][j][-1]
    # print('--------------')
    # print(*p_shark,sep='\n')

    # shark move
    new_shark = [[[] for line in s] for s in shark]
    for i in range(R):
        for j in range(C):
            if len(shark[i][j]):
                vx,vy,size = shark[i][j]
                nx,ny = i+vx, j+vy
                if (nx // (R-1))%2==0:
                    nx = nx%(R-1)
                    nvx = vx
                else:
                    nx = (R-1)-(nx%(R-1))
                    nvx = -vx
                if (ny // (C-1))%2==0:
                    ny = ny%(C-1)
                    nvy = vy
                else:
                    ny = (C-1)-(ny%(C-1))
                    nvy = -vy
                if len(new_shark[nx][ny]):
                    if new_shark[nx][ny][-1] < size:
                        new_shark[nx][ny] = [nvx,nvy,size]
                else:
                    new_shark[nx][ny] = [nvx,nvy,size]
    shark = new_shark

print(result)