為啥x后要寫(xiě)兩個(gè)% 而寫(xiě)一個(gè)就運(yùn)行不出來(lái)
#include <stdio.h>
int main()
{
??? int x,y;
??? x = 10;
??? y = -3;
??? printf("x+y=%d\n", x+y??? );?
??? printf("x-y=%d\n", x-y?? );
??? printf("x*y=%d\n", x*y??? );
??? printf("x/y=%d\n", x/y?? );
??? printf("x%%y=%d\n", x%y?? );?
??? return 0;???
}
2018-10-14
因?yàn)橐粋€(gè)%號(hào)在電腦中運(yùn)行是個(gè)符號(hào) 例如%d電腦會(huì)無(wú)法確認(rèn)你這里是指%y 還是取余運(yùn)算 這里涉及到運(yùn)算所以%%方便區(qū)分