View Compilation Error

138147_0_29337.c:10: error: syntax error before "use"
138147_0_29337.c:12: error: syntax error before "find"
138147_0_29337.c: In function `find':
138147_0_29337.c:18: error: `true' undeclared (first use in this function)
138147_0_29337.c:18: error: (Each undeclared identifier is reported only once
138147_0_29337.c:18: error: for each function it appears in.)
138147_0_29337.c:20: error: `false' undeclared (first use in this function)
138147_0_29337.c: In function `Print':
138147_0_29337.c:25: error: 'for' loop initial declaration used outside C99 mode
138147_0_29337.c: In function `Set':
138147_0_29337.c:51: error: `true' undeclared (first use in this function)
138147_0_29337.c:53: error: `false' undeclared (first use in this function)
138147_0_29337.c: In function `main':
138147_0_29337.c:85: error: `false' undeclared (first use in this function)
138147_0_29337.c:86: error: `true' undeclared (first use in this function)