0_0_24267715_3751.c:5:1: error: expected identifier or '(' before '/' token
//bool isVowel(char);
^
0_0_24267715_3751.c:6:1: error: expected identifier or '(' before '/' token
//bool isContainVowel(const char*);
^
0_0_24267715_3751.c:7:1: error: expected identifier or '(' before '/' token
//bool isNotThree(const char*);
^
0_0_24267715_3751.c:8:1: error: expected identifier or '(' before '/' token
//bool isNotTwo(const char*);
^
0_0_24267715_3751.c:10:1: error: unknown type name 'bool'
bool isVowel(char c){
^
0_0_24267715_3751.c: In function 'isVowel':
0_0_24267715_3751.c:12:10: error: 'true' undeclared (first use in this function)
return true;
^
0_0_24267715_3751.c:12:10: note: each undeclared identifier is reported only once for each function it appears in
0_0_24267715_3751.c:14:10: error: 'false' undeclared (first use in this function)
return false;
^
0_0_24267715_3751.c: At top level:
0_0_24267715_3751.c:17:1: error: unknown type name 'bool'
bool isContainVowel(const char *str){
^
0_0_24267715_3751.c: In function 'isContainVowel':
0_0_24267715_3751.c:18:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0;i<strlen(str);i++){
^
0_0_24267715_3751.c:18:2: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_24267715_3751.c:20:11: error: 'true' undeclared (first use in this function)
return true;
^
0_0_24267715_3751.c:22:9: error: 'false' undeclared (first use in this function)
return false;
^
0_0_24267715_3751.c: At top level:
0_0_24267715_3751.c:25:1: error: unknown type name 'bool'
bool isNotThree(const char *str){
^
0_0_24267715_3751.c: In function 'isNotThree':
0_0_24267715_3751.c:26:2: error: unknown type name 'bool'
bool *sign = (bool *)malloc(sizeof(str)+1);
^
0_0_24267715_3751.c:26:16: error: 'bool' undeclared (first use in this function)
bool *sign = (bool *)malloc(sizeof(str)+1);
^
0_0_24267715_3751.c:26:22: error: expected expression before ')' token
bool *sign = (bool *)malloc(sizeof(str)+1);
^
0_0_24267715_3751.c:29:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0;i<len;i++){
^
0_0_24267715_3751.c:31:12: error: 'true' undeclared (first use in this function)
sign[i]=true;
^
0_0_24267715_3751.c:33:12: error: 'false' undeclared (first use in this function)
sign[i]=false;
^
0_0_24267715_3751.c:36:10: error: redefinition of 'i'
for(int i=0;i<len-1;i++){
^
0_0_24267715_3751.c:29:10: note: previous definition of 'i' was here
for(int i=0;i<len;i++){
^
0_0_24267715_3751.c:36:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0;i<len-1;i++){
^
0_0_24267715_3751.c: At top level:
0_0_24267715_3751.c:50:1: error: unknown type name 'bool'
bool isNotTwo(const char *str){
^
0_0_24267715_3751.c: In function 'isNotTwo':
0_0_24267715_3751.c:53:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0;i<len-1;i++){
^
0_0_24267715_3751.c:60:11: error: 'false' undeclared (first use in this function)
return false;
^
0_0_24267715_3751.c:64:9: error: 'true' undeclared (first use in this function)
return true;
^
0_0_24267715_3751.c: In function 'main':
0_0_24267715_3751.c:76:3: error: expected expression before '/' token
//scanf("\n");
^
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