View Compilation Error

0_0_8961823_14777.c:51: error: syntax error before "solve"
0_0_8961823_14777.c: In function `solve':
0_0_8961823_14777.c:55: error: `false' undeclared (first use in this function)
0_0_8961823_14777.c:55: error: (Each undeclared identifier is reported only once
0_0_8961823_14777.c:55: error: for each function it appears in.)
0_0_8961823_14777.c:64: error: `true' undeclared (first use in this function)
0_0_8961823_14777.c: In function `main':
0_0_8961823_14777.c:79: error: syntax error before '/' token
0_0_8961823_14777.c:89: error: syntax error before '/' token