#define _CRT_SECURE_NO_WARNINGS #include#include int main(){ //if……else…… //两个数字比大小 int a, b; scanf("%d %d",&a, &b); if (a>b){ printf("a=%dn",a); }else{ printf("b=%dn",b); //三个数字比大小 int a, b,c; scanf("%d %d",&a, &b,&c); if (a > b){ if (a > c){ printf("a=%dn", a); } else{ printf("c=%dn", c); } } else{ if (b > c){ printf("b=%dn", b); } else{ printf("c=%dn", c); } } // //switch多分支结构 // int score; scanf("%d", &score); switch ((int)score/10) { case 10: putchar('A'); break; case 9: putchar('B'); break; case 8: putchar('C'); break; case 7: putchar('D'); break; case 6: putchar('E'); break; case 5: putchar('F'); break; case 4: putchar('G'); break; case 3: putchar('H'); break; case 2: putchar('I'); break; default: putchar('G'); } // for (int i = 1; i<=10;i++) { printf("%d",i); } int x = 0; while (x<10) { x++; printf("%dt", x); } int x = 0; while (x < 10) { x++; printf("%dt", x); continue; goto ad; } ad: printf("n"); printf("我爱你n"); return 0; }



