52 lines
999 B
Plaintext
52 lines
999 B
Plaintext
int matrix[20000000];
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int a[100000];
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int transpose(int n, int matrix[], int rowsize){
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int colsize = n / rowsize;
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int i = 0;
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int j = 0;
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while (i < colsize){
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j = 0;
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while (j < rowsize){
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if (i < j){
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j = j + 1;
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continue;
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}
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int curr = matrix[i * rowsize + j];
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matrix[j * colsize + i] = matrix[i * rowsize + j];
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matrix[i * rowsize + j] = curr;
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j = j + 1;
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}
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i = i + 1;
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}
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return -1;
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}
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int main(){
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int n = getint();
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int len = getarray(a);
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starttime();
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int i = 0;
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while (i < n){
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matrix[i] = i;
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i = i + 1;
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}
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i = 0;
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while (i < len){
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transpose(n, matrix, a[i]);
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i = i + 1;
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}
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int ans = 0;
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i = 0;
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while (i < len){
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ans = ans + i * i * matrix[i];
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i = i + 1;
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}
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if (ans < 0) ans = -ans;
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stoptime();
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putint(ans);
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putch(10);
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return 0;
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} |