// 1732. Find the Highest Altitude #include #include #include /* * there is a biker going on a road trip. the road trip consists of 'n + 1' * points at different altitudes. the biker starts his trip on point 0 with * altitude 0. given an integer array 'ain' of length 'n' where 'gain[i]' is the * net gain in altidude between points 'i' and 'i + 1' for all '0 <= i < n'. * return the highest altitude of a point */ int largestAltitude(int *gain, int gain_size) { int ans = INT_MIN, pre_sum = 0; for (int i = 0; i < gain_size; i++) { ans = fmax(pre_sum, ans); pre_sum += gain[i]; } if (pre_sum > ans) ans = pre_sum; return ans; } int main() { int g1[] = {-5, 1, 5, 0, -7}, g2[] = {-4, -3, -2, -1, 4, 3, 2}; printf("%d\n", largestAltitude(g1, 5)); // expect: 1 printf("%d\n", largestAltitude(g2, 7)); // expect: 0 }