Will的部落格

Choose the correct execution result for following code:
#include <stdio.h>

int main(int argc, const char * argv[]) {

int m = 12, n = 34;
printf("%d%d", m, n);
printf("%d%d\n", n, m);

return 0;
}

    The ASCII value for character '0' is 48.
    Choose the execution result of following code.
#include <stdio.h>

int main(int argc, const char * argv[]) {

char a='1', b = '2';
printf("%c,", b);
printf("%d\n",b - a );

return 0;
}