[英]In C checking the value of every element and return true or function
有人可以帮助我或提供有关如何更正数组循环中的逻辑的想法
我的问题是我有学生测验分数和完美测验分数
我的目标是我想将学生测验分数的每个元素与完美测验分数进行比较,其中学生分数不能为负值或大于完美测验分数,如果输入为负值,我只想将其重新输入到它所在的值不是负数或大于测验分数,但我真的不知道该怎么做。
我还尝试为quizScore
创建函数并在那里输入循环,如果测验为负或大于,那么我将只调用quizScore
函数,但它仍然失败。
void initStudents() {
printf("\nEnter number of students: ");
scanf("%d", &studentCount);
for(int i=0; i < studentCount; i++){
printf("\n-------------------------------------------------------------------\n");
printf("\n[Student %d of %d]\n", i + 1,studentCount);
printf("Enter name of student %d: \n", i + 1);
scanf("%s",studentNames[i]);
for(int j = 0; j < qCount; j++){
printf("\n[Quiz %d of %d] \n", j + 1, qCount);
printf("Enter score for quiz %d: \n", j + 1);
scanf("%d", &quiz[j]);
if(quiz[j] < 0 || quiz[j] > qPerfect[j]) {
quiz[j] = 0;
}
else {
//no idea what to put here
}
}
printf("\n-------------------------------------------------------------------\n");
for(int j = 0; j < pCount; j++) {
printf("\n[Project %d of %d]\n", j + 1, pCount);
printf("Enter score for project %d: \n", j + 1);
scanf("%d", &project[j]);
}
printf("\n-------------------------------------------------------------------\n");
for(int j = 0; j < hmCount; j++) {
printf("\n[Homework %d of %d]\n", j + 1, hmCount);
printf("Enter score for homework %d: \n", j + 1);
scanf("%d", &homework[j]);
}
}
//end of initstudents
循环直到有一个有效的输入:
while (true) {
printf("\n[Quiz %d of %d] \n", j+1, qCount);
printf("Enter score for quiz %d: \n", j+1);
scanf("%d",&quiz[j]);
if (quiz[j] < 0 || quiz[j] > qPerfect[j]) {
quiz[j] = 0;
} else {
break;
}
}
你可以使用while
while (quiz[j] < 0 || quiz[j] > qPerfect[j]) {
printf("Invalid score \n");
printf("Enter score for quiz %d: \n", j + 1);
scanf("%d", &quiz[j]);
}
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