C语言-9

来源：互联网发布：人工智能的伦理困境编辑：程序博客网时间：2024/06/05 20:50
void swapFloat(float *a,float *b){    float temp = *a;    *a = *b;    *b = temp;}//数组打印void printArr(int *arr,int count){    for (int i = 0; i < count; i++) {        printf("%d ",arr[i]);    }}//数组前后倒置void turnArr(int *arr,int count){    int *p = arr;    int temp = 0;    int a =count / 2;    for (int i = 0; i < a; i++) {        temp = p[i];        p[i] = *(p+count-1);        *(p+count-1) = temp;        count--;    }}//最大值void printMax(int *a,int *b,int *c,int *max){    *max = *a > *b ? *a : *b;    *max = *max > *c ? *max : *c;}//有一字符串中包含数字与字符,请编程去除数字void removeNumber(char *arr,int count){    char *p = arr;    for (int i = 0; i < count; i++) {        int num = i;        if (p[i] >= '0'&& p[i] <= '9') {            for (; i < count; i++) {                p[i] = p[i+1];            }            i = num-1;        }    }}void removeNumber2(char *arr){    char *p1 = arr;    char *p2 = arr;    for (; *p1 != '\0';p1++) {        if (*p1 < '0' || *p1 > '9') {            *p2 = *p1;            p2++;        }    }    *p2 = *p1;}void removeNumber3(char *arr){    char *p1 = arr;    char *p2 = arr;    while (*p1 != '\0') {        if (*p1 < '0' || *p1 > '9') {            *p2 = *p1;            p2++;        }        p1++;    }    *p2 = *p1;}int main(int argc, const char * argv[]){//      交换 2 个浮点数。    /*    float a = 2.43,b = 5.5;    swapFloat(&a, &b);    printf("a = %.2f  b = %.2f\n",a,b);    */    //    从键盘输入11个整数存入一维数组中，再将该数组的内容前后倒置并输出    /*    printf("请输入11个整数：\n");    int arr[11] = {0};    for (int i = 0; i < 11; i++) {        scanf("%d",&arr[i]);    }    turnArr(arr, sizeof(arr)/sizeof(int));    printArr(arr, sizeof(arr)/sizeof(int));    */    //    写求三个数中最大数的函数，并调用该函数求出主函数中三个数中的最大数    /*    int a = 10,b = 20,c = 30,max = 0;    printMax(&a,&b,&c,&max);    printf("最大值是：%d ",max);    */    //有一字符串中包含数字与字符,请编程去除数字//    char arr[] = "h232e445l66l3o3 342worl4d5675675765";//    removeNumber(arr,sizeof(arr)/sizeof(char));//    removeNumber2(arr);//    removeNumber3(arr);//    printf("%s",arr);        return 0;}
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