View Compilation Error

0_0_23417678_20329.cpp: In function 'double Solve(char, char)':
0_0_23417678_20329.cpp:126:29: error: expected ')' before '}' token
 memset( x , 0 , sizeof( f ) };
                             ^
0_0_23417678_20329.cpp: At global scope:
0_0_23417678_20329.cpp:127:1: error: 'x' does not name a type
 x[0] = 1;
 ^
0_0_23417678_20329.cpp:129:1: error: expected unqualified-id before 'for'
 for(int i = 0 ; i < M ; ++ i){
 ^
0_0_23417678_20329.cpp:129:17: error: 'i' does not name a type
 for(int i = 0 ; i < M ; ++ i){
                 ^
0_0_23417678_20329.cpp:129:25: error: expected unqualified-id before '++' token
 for(int i = 0 ; i < M ; ++ i){
                         ^