C
x
27
1
2
3
int count;4
5
int message(int c);6
7
int main() {8
printf("how many print?");9
scanf("%d", &count);10
message(count);11
12
return 0;13
}14
15
int message(int c)16
{17
int i;18
for(i=1; i<=count; i++){19
if(i%2==0){20
printf("%d Hello world\n", i);21
}else {22
printf("%d hi\n", i);23
}24
}25
return 0;26
} 27
$ gcc prog.c -Wall -Wextra -std=c99 -pedantic
Stdin
10
Start
prog.c: In function 'message':
prog.c:15:17: warning: unused parameter 'c' [-Wunused-parameter]
15 | int message(int c)
| ~~~~^
how many print?1 hi 2 Hello world 3 hi 4 Hello world 5 hi 6 Hello world 7 hi 8 Hello world 9 hi 10 Hello world
0
Finish