#include <stdio.h>
int main() {
int n;
int marks[100];
for (int i = 0; i < n; i++) {
}
int max = marks[0];
int min = marks[0];
for (int i = 1; i < n; i++) {
if (marks[i] > max) {
max = marks[i];
}
if (marks[i] < min) {
min = marks[i];
}
}
for (int i = 0; i < n; i++) {
if (marks[i] == max) {
marks[i] = min;
} else if (marks[i] == min) {
marks[i] = max;
}
}
for (int i = 0; i < n; i++) {
}
return 0;
}
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