1_867_1679_14989.cpp: In function 'long double dfs(int, int)':
1_867_1679_14989.cpp:6:12: error: expected primary-expression before 'long'
#define lb long double
^
1_867_1679_14989.cpp:13:51: note: in expansion of macro 'lb'
return dp[q][c] = c * p * ((lb)q / 200.0) + p * (lb(200 - q) / 200.0) * dfs(q + 4, c + 1) + (1 - p)*dfs(q + 3, c + 1);
^
1_867_1679_14989.cpp:6:12: error: expected ')' before 'long'
#define lb long double
^
1_867_1679_14989.cpp:13:51: note: in expansion of macro 'lb'
return dp[q][c] = c * p * ((lb)q / 200.0) + p * (lb(200 - q) / 200.0) * dfs(q + 4, c + 1) + (1 - p)*dfs(q + 3, c + 1);
^
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